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["Table 2. "]
[]
["Allegan (H5)"]
["whole rock samples plotted with five Barwell samples (1 each) from three other chondrite meteorites","206Pb-207Pb",4.5570000000000004,8.0000000000000002E-3,null,"Unruh, Hutchison, and Tatsumoto1982","isochron age"]
["feldspar, temperature extractions","I-Xe",4.5730000000000004,3.0000000000000001E-3,null,"Brazzle et al. 1999","isochron age"]
[]
["Forest Vale (H4)"]
[null,"Mn-Cr",4.5613000000000001,8.0000000000000004E-4,null,"Polnau and Lugmair 2000","isochron age"]
[null,"Mn-Cr",4.5609000000000002,8.0000000000000004E-4,null,"Polnau and Lugmair 2001","isochron age"]
["Guarena (H6)"]
[]
["two pyroxene samples plotted with eighteen fractions of the Olivenza chondrite","Rb-Sr",4.63,0.16,null,"Sanz and Wasserburg 1969","isochron age"]
["thirteen fractions plotted—whole meteorite (3), phosphate (1) and density splits (9)","Rb-Sr",4.5599999999999996,0.08,null,"Wasserburg,\r\nPapanastassiou, and Sanz 1969","isochron age"]
[null,"Rb-Sr",4.46,0.08,null,"Dalrymple 2004","isochron age"]
[null,"Rb-Sr",4.4800000000000004,0.08,null,"Minster, Birck, and Allegre 1982","isochron age"]
["one sample plotted with ten analyses from five other meteorites","Sm-Nd",4.5999999999999996,null,null,"Jacobsen and Wasserburg 1980","isochron age"]
[]
["Richardton (H5)"]
["seven chondrules","Rb-Sr",4.3899999999999997,0.03,null,"Evensen et al 1979","isochron age"]
["six silicate chondrules combined with phosphates (4)","Rb-Sr",4.6109999999999998,0.11,null,"Rotenberg and Amelin 2002","isochron age"]
["only phosphates (4)","Rb-Sr",2.2839999999999998,0.88,null,"Rotenberg and Amelin 2002","isochron age"]
["only silicates (6)","Rb-Sr",4.62,0.14000000000000001,null,"Rotenberg and Amelin 2002","isochron age"]
["chondrules and fragments","Pb-Pb",4.5627000000000004,1.6999999999999999E-3,null,"Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["phosphate fractions","Pb-Pb",4.5507,2.5999999999999999E-3,null,"Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["nine meteorite fragments","207Pb-206Pb",4.5449999999999999,0.01,null,"Abranches, Arden, and Gale 1980","isochron age"]
["six mineral fractions","207Pb-206Pb",4.5621999999999998,1.1999999999999999E-3,null,"Amelin 2001","isochron age"]
["all fractions","204Pb/206Pb- 207Pb/206Pb",4.5511999999999997,3.2000000000000002E-3,"phosphates","Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["#2 excluded","204Pb/206Pb- 207Pb/206Pb",4.5505000000000004,8.0000000000000004E-4,"phosphates","Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["radiogenic (206Pb-204Pb > 200)","204Pb/206Pb- 207Pb/206Pb",4.5510000000000002,1E-3,"phosphates","Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["all fractions plus troilite","204Pb/206Pb- 207Pb/206Pb",4.5583,7.7000000000000002E-3,"phosphates","Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["all fractions plus primordial Pb","204Pb/206Pb- 207Pb/206Pb",4.5545999999999998,3.5999999999999999E-3,"phosphates","Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["all fractions plus Göpel, Manhes, and Allegre 1994 analyses","204Pb/206Pb- 207Pb/206Pb",4.5507,2.5999999999999999E-3,"phosphates","Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["all fractions","204Pb/206Pb- 207Pb/206Pb",4.5629,1.6000000000000001E-3,"silicates","Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["all fractions plus troilite","204Pb/206Pb- 207Pb/206Pb",4.5621,4.1999999999999997E-3,"silicates","Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["all fractions plus primordial Pb","207Pb/206Pb",4.5625999999999998,"204Pb/206Pb-Amelin,\r\n0.0014",null,"silicates\r\nGhosh, and\r\nRotenberg 2005","isochron age"]
["chondrules","204Pb/206Pb- 207Pb/206Pb",4.5627000000000004,1.6999999999999999E-3,"silicates","Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["chondrules plus troilite","207Pb/206Pb",4.5631000000000004,"204Pb/206Pb-Amelin,\r\n0.0007",null,"silicates\r\nGhosh, and\r\nRotenberg 2005","isochron age"]
["chondrules plus primordial Pb","207Pb/206Pb",4.5620000000000003,"204Pb/206Pb-Amelin,\r\n0.0008",null,"silicates\r\nGhosh, and\r\nRotenberg 2005","isochron age"]
["phosphates (5)","206Pb/238U- 207Pb/238U",4.5522999999999998,3.0999999999999999E-3,null,"Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["silicates (8)","206Pb/238U- 207Pb/238U",4.5624000000000002,2.2000000000000001E-3,null,"Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["nine meteorite fragments","U-Pb",4.5490000000000004,7.0000000000000001E-3,null,"Abranches, Arden, and Gale 1980","isochron age"]
["five phosphate fractions","U-Pb",4.5510000000000002,3.5000000000000001E-3,null,"Amelin 2000","isochron age"]
["six mineral fractions","U-Pb",4.5622999999999996,1.2999999999999999E-3,"3D linear regression","Amelin 2001","isochron age"]
["phosphates (5)","U-Pb",4.5513000000000003,2.8999999999999998E-3,"3D linear regression","Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["silicates (8)","U-Pb",4.5629999999999997,1E-3,"3D linear regression","Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["phosphates (5)","235U-207Pb",4.5380000000000003,4.0000000000000001E-3,null,"Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["silicates (8)","235U-207Pb",4.5620000000000003,2.5999999999999999E-2,null,"Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["phosphates (5)","232Th-208Pb",4.4859999999999998,0.14000000000000001,null,"Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["silicates (8)","232Th-208Pb",4.5940000000000003,0.15,null,"Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["four phosphate samples plotted with nine other samples of four other chondrite meteorites","Sm-Nd",4.1820000000000004,0.51,null,"Rotenberg and Amelin 2001","isochron age"]
["twelve chondrules and phosphates plotted with twenty- two other samples with seven other meteorites","Sm-Nd",4.5880000000000001,0.1,null,"Amelin and Rotenberg 2004","isochron age"]
["twelve chondrules and\r\nphosphates plotted with seventy-seven other samples of other chondrite meteorites","Sm-Nd",4.5469999999999997,0.11,null,"Amelin and Rotenberg 2004","isochron age"]
["five phosphates and seven chondrule fractions","Sm-Nd",4.6239999999999997,0.12,null,"Amelin and Rotenberg 2004","isochron age"]
["eleven fractions","Hf-W",4.5628000000000002,1E-3,null,"Kleine et al 2008","isochron age"]
["whole rock, silicates, and chondrite fractions","Mn-Cr",4.5563000000000002,1.6000000000000001E-3,null,"Polnau and Lugmair 2001","isochron age"]
["feldspar, temperature extractions (800-1800°C)","I-Xe",4.5880000000000001,2E-3,null,"Brazzle et al. 1999","isochron age"]
[]
["St. Marguerite (H4)"]
["whole rock residue—CDT","206Pb-207Pb",4.5624000000000002,1.1000000000000001E-3,null,"Bouvier et al 2007","isochron age"]
["chondrule residue—CDT","206Pb-207Pb",4.5655000000000001,1.1999999999999999E-3,null,"Bouvier et al 2007","isochron age"]
["pyroxene-olivine residue— leachate","206Pb-207Pb",4.5632999999999999,1.1000000000000001E-3,null,"Bouvier et al 2007","isochron age"]
["pyroxene-olivine residue—CDT","206Pb-207Pb",4.5643000000000002,8.0000000000000004E-4,null,"Bouvier et al 2007","isochron age"]
["chondrule—pyroxene—olivine residue","206Pb-207Pb",4.5617000000000001,1.1999999999999999E-3,null,"Bouvier et al 2007","isochron age"]
["whole rock, chondrules, phosphates, olivene leachates- ten point plotted","207Pb-204Pb",4.5627000000000004,5.9999999999999995E-4,null,"Bouvier et al 2007","isochron age"]
["mean of a whole rock and chondrule ages of Göpel, Manhes, and Allegre (1994) and Bouvier et al (2007)","Pb-Pb",4.5644,3.3999999999999998E-3,null,"Kleine et al 2008","isochron age"]
["one magnetic and three non- magnetic fractions","Hf-W",4.5652999999999997,5.9999999999999995E-4,null,"Kleine et al 2002","isochron age"]
["four non-magnetic fractions and the mean of three analyses of a metal fraction","Hf-W",4.5669000000000004,5.0000000000000001E-4,null,"Kleine et al 2008","isochron age"]
["internal isochron recalculated","Hf-W",4.5664999999999996,5.0000000000000001E-4,null,"Kleine et al 2008","isochron age"]
["whole rock, silicate and chromite fractions","Mn-Cr",4.5648999999999997,6.9999999999999999E-4,null,"Polnau and Lugmair 2001","isochron age"]
["seven fractions of minerals and chondrules","Mn-Cr",4.5629,1E-3,null,"Trinquier et al 2008","isochron age"]
["phosphate, temperature extractions (800–1800°C)","I-Xe",4.5650000000000004,6.0000000000000001E-3,null,"Brazzle et al 1999","isochron age"]
["feldspar, temperature extractions (800–1800°C)","I-Xe",4.5670000000000002,2E-3,null,"Brazzle et al 1999","isochron age"]
[]
["Table 3. "]
[]
["Allegan (H5)"]
["whole rock (with 100%, 24 out of 26 extractions)","Ar-Ar",4.5110000000000001,1.0999999999999999E-2,null,"Trieloff et al 2003","plateau age"]
["fragments of the meteorite","206Pb-207Pb",4.5476999999999999,1.9E-3,null,"Göpel, Manhes, and Allegre 1994","model age"]
["fragments of the meteorite","206Pb-207Pb",4.5358999999999998,1.9E-3,null,"Göpel, Manhes, and Allegre 1994","model age"]
["fragments of the meteorite","206Pb-207Pb",4.5385,1.5E-3,null,"Göpel, Manhes, and Allegre 1994","model age"]
["phosphate separates","206Pb-207Pb",4.5502000000000002,6.9999999999999999E-4,null,"Göpel, Manhes, and Allegre 1994","model age"]
["phosphate separates","206Pb-207Pb",4.5563000000000002,8.0000000000000004E-4,null,"Göpel, Manhes, and Allegre 1994","model age"]
["Forest Vale (H4)"]
["whole rock (width 40%, 19 out of 42 extractions)","Ar-Ar",4.5220000000000002,8.0000000000000002E-3,null,"Trieloff et al 2003","plateau age"]
["whole rock","Ar-Ar",4.5199999999999996,0.03,null,"Turner, Enright, and Hennessey 1978","plateau age"]
["fragment of meteorite","206Pb-207Pb",4.6142000000000003,4.1999999999999997E-3,null,"Göpel, Manhes, and Allegre 1994","model age"]
["phosphate separate","206Pb-207Pb",null,6.9999999999999999E-4,null,"Göpel, Manhes, and Allegre 1994","model age"]
["Guarena (H6)"]
[null,"Ar-Ar",4.4400000000000004,0.03,null,"Turner, Enright, and Hennessey 1978","plateau age"]
["whole rock (10/24 extractions, 80% Ar)","Ar-Ar",4.4450000000000003,8.0000000000000002E-3,null,"Trieloff et al 2003","plateau age"]
["feldspar separate (9/14 extractions, 90% Ar)","Ar-Ar",4.4720000000000004,1.2999999999999999E-2,null,"Trieloff et al 2003","plateau age"]
["pyroxene separate (9/14 extractions, 80% Ar)","Ar-Ar",4.46,1.2999999999999999E-2,null,"Trieloff et al 2003","plateau age"]
["mean of the whole rock, feldspar and pyroxene ages","Ar-Ar",4.4539999999999997,6.0000000000000001E-3,null,"Trieloff et al 2003","plateau age"]
[null,"Ar-Ar",4.4400000000000004,0.06,null,"Dalrymple 2004","plateau age"]
["two phosphate separates","206Pb-207Pb",4.5044000000000004,5.0000000000000001E-4,null,"Göpel, Manhes, and Allegre 1994","model age"]
["two phosphate separates","206Pb-207Pb",4.5044000000000004,5.0000000000000001E-4,null,"Göpel, Manhès, and Allègre 1994","age"]
["two phosphate separates","206Pb-207Pb",4.5056000000000003,5.0000000000000001E-4,null,"Göpel, Manhès, and Allègre 1994","age"]
["fragment of meteorite","206Pb-207Pb",4.5171999999999999,5.0000000000000001E-4,null,"Göpel, Manhès, and Allègre 1994","age"]
["phosphates (5)","235U-207Pb",4.5380000000000003,4.0000000000000001E-3,null,"Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["silicates (8)","235U-207Pb",4.5620000000000003,2.5999999999999999E-2,null,"Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["phosphates (5)","232Th-208Pb",4.4859999999999998,0.14000000000000001,null,"Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["silicates (8)","232Th-208Pb",4.5940000000000003,0.15,null,"Amelin, Ghosh, and Rotenberg 2005","isochron age"]
["Richardton (H5)"]
["whole rock (width 100%, 32 outAr-Ar of 32 extractions)",null,4.5949999999999998,1.0999999999999999E-2,null,"Trieloff et al 2003","plateau age"]
["whole rock","Ar-Ar",4.5,0.03,null,"Turner, Enright, and Hennessey1978","plateau age"]
["chondrules (6) plus matrix","Rb-Sr",4.5,null,null,"Evensen et al 1979","model age"]
["chondrules (6) plus matrix","Rb-Sr",4.4400000000000004,null,null,"Evensen et al 1979","model age"]
["chondrules (6) plus matrix","Rb-Sr",4.4800000000000004,null,null,"Evensen et al 1979","model age"]
["chondrules (6) plus matrix","Rb-Sr",4.59,null,null,"Evensen et al 1979","model age"]
["chondrules (6) plus matrix","Rb-Sr",4.5,null,null,"Evensen et al 1979","model age"]
["chondrules (6) plus matrix","Rb-Sr",4.46,null,null,"Evensen et al 1979","model age"]
["chondrules (6) plus matrix","Rb-Sr",4.8,null,null,"Evensen et al 1979","model age"]
["mean of five phosphate fractions","Pb-Pb",4.5538999999999996,2.8E-3,null,"Amelin 2000","model age"]
["whole rock","207Pb-206Pb",4.633,null,null,"Tilton 1973","model age"]
["whole rock","207Pb-206Pb",4.6040000000000001,null,null,"Tilton 1973","model age"]
["whole rock","207Pb-206Pb",4.4779999999999998,8.0000000000000002E-3,null,"Huey and Kohman 1973","model age"]
["whole rock","207Pb-206Pb",4.5190000000000001,1.4999999999999999E-2,null,"Tatsumoto, Knight, and Allègre 1973","age"]
["phosphates","207Pb-206Pb",4.5514000000000001,5.9999999999999995E-4,null,"Göpel, Manhès, and Allègre 1994","age"]
["phosphates","207Pb-206Pb",4.5533999999999999,5.9999999999999995E-4,null,"Göpel, Manhès, and Allègre 1994","age"]
["plagioclase","207Pb-206Pb",4.5644,6.4000000000000003E-3,null,"Amelin 2001","model age"]
["olivine","207Pb-206Pb",4.5646000000000004,3.7000000000000002E-3,null,"Amelin 2001","model age"]
["pyroxene","207Pb-206Pb",4.5621,8.9999999999999998E-4,null,"Amelin 2001","model age"]
["pyroxene","207Pb-206Pb",4.5627000000000004,1E-3,null,"Amelin 2001","model age"]
["pyroxene","207Pb-206Pb",4.5648999999999997,2.3E-3,null,"Amelin 2001","model age"]
["pyroxene","207Pb-206Pb",4.5622999999999996,6.9999999999999999E-4,null,"Amelin 2001","model age"]
["phosphate fractions","207Pb-206Pb",4.5540000000000003,1E-3,null,"Rotenberg and Amelin 2001","model age"]
["phosphate fractions","207Pb-206Pb",4.5549999999999997,1E-3,null,"Rotenberg and Amelin 2001","model age"]
["phosphate fractions","207Pb-206Pb",4.5599999999999996,2E-3,null,"Rotenberg and Amelin 2001","model age"]
["phosphate fractions","207Pb-206Pb",4.5519999999999996,1E-3,null,"Rotenberg and Amelin 2001","model age"]
["silicate chondrules","207Pb-206Pb",4.5720000000000001,1E-3,null,"Rotenberg and Amelin 2002","model age"]
["silicate chondrules","207Pb-206Pb",4.5590000000000002,3.0000000000000001E-3,null,"Rotenberg and Amelin 2002","model age"]
["silicate chondrules","207Pb-206Pb",4.5620000000000003,1E-3,null,"Rotenberg and Amelin 2002","model age"]
["silicate chondrules","207Pb-206Pb",4.5609999999999999,1E-3,null,"Rotenberg and Amelin 2002","model age"]
["silicate chondrules","207Pb-206Pb",4.5629999999999997,2E-3,null,"Rotenberg and Amelin 2002","model age"]
["silicate chondrules","207Pb-206Pb",4.5599999999999996,1E-3,null,"Rotenberg and Amelin 2002","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.5540000000000003,1.2999999999999999E-3,"Phosphate\r\n1","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.5553999999999997,6.9999999999999999E-4,"Phosphate\r\n2","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.5530999999999997,8.0000000000000004E-4,"Phosphate\r\n3","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.5597000000000003,1.6000000000000001E-3,"Phosphate\r\n4","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.5518999999999998,6.9999999999999999E-4,"Phosphate\r\n5","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.4592999999999998,5.0000000000000001E-3,"Troilite","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.5666000000000002,6.4999999999999997E-3,"Low-density fraction 1","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.5637999999999996,4.4999999999999997E-3,"Low-density fraction 2","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.5608000000000004,2.6100000000000002E-2,"Olivine","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.5621,8.0000000000000004E-4,"Chondrule fragment 1","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.5627000000000004,8.0000000000000004E-4,"Chondrule fragment 2","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.5622999999999996,6.9999999999999999E-4,"Chondrule Fragment 3","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.5625999999999998,6.9999999999999999E-4,"Chondrule\r\n3","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.5613000000000001,8.0000000000000004E-4,"Chondrule\r\n4","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.5608000000000004,1E-3,"Chondrule 8","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Tatsumoto, Knight, and Allegre 1973","207Pb-206Pb",4.5608000000000004,1E-3,"Chondrule 8","Amelin, Ghosh, and Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5574000000000003,1.4E-3,"Phosphate 1","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5580999999999996,8.0000000000000004E-4,"Phosphate 2","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5566000000000004,8.0000000000000004E-4,"Phosphate 3","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5705,1.8E-3,"Phosphate 4","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5529999999999999,8.0000000000000004E-4,"Phosphate 5","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5674000000000001,5.1999999999999998E-3,"Low-density fraction 1","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5674000000000001,3.7000000000000002E-3,"Low-density fraction 2","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5864000000000003,2.4899999999999999E-2,"Olivine","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5629,8.0000000000000004E-4,"Chondrule fragment 1","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5635000000000003,8.0000000000000004E-4,"Chondrule fragment 2","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5629,6.9999999999999999E-4,"Chondrule Fragment 3","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5640999999999998,6.9999999999999999E-4,"Chondrule 3","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5622999999999996,8.0000000000000004E-4,"Chondrule 4","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5632000000000001,1.1000000000000001E-3,"Chondrule 8","Rotenberg 2005","model age"]
["corrected using primodial Pb (all fractions)","207Pb-206Pb",4.5529999999999999,2.8E-3,"phosphates","Rotenberg 2005","model age"]
["corrected using primodial Pb (#2 excluded)","207Pb-206Pb",4.5533000000000001,3.8999999999999998E-3,"phosphates","Rotenberg 2005","model age"]
["corrected using primodial Pb (radiogenic [206Pb-204Pb > 200])","207Pb-206Pb",4.5534999999999997,2.5999999999999999E-3,"phosphates","Rotenberg 2005","model age"]
["corrected using primodial Pb (all IUDFWLRQV SOXV * 0DQKqV DQG $OOqJUH  DQDO\\VHV","207Pb-206Pb",4.5530999999999997,2.3E-3,"silicates","Rotenberg 2005","model age"]
["corrected using primodial Pb (all fractions)","207Pb-206Pb",4.5621,5.0000000000000001E-4,"silicates","Rotenberg 2005","model age"]
["corrected using primodial Pb (chondrules)","207Pb-206Pb",4.5620000000000003,6.9999999999999999E-4,"silicates","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5574000000000003,1.4E-3,"Phosphate 1","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5580999999999996,8.0000000000000004E-4,"Phosphate 2","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5566000000000004,8.0000000000000004E-4,"Phosphate 3","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5705,1.8E-3,"Phosphate 4","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5529999999999999,8.0000000000000004E-4,"Phosphate 5","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5674000000000001,5.1999999999999998E-3,"Low-density fraction 1","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5674000000000001,3.7000000000000002E-3,"Low-density fraction 2","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5864000000000003,2.4899999999999999E-2,"Olivine","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5629,8.0000000000000004E-4,"Chondrule fragment 1","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5635000000000003,8.0000000000000004E-4,"Chondrule fragment 2","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5629,6.9999999999999999E-4,"Chondrule Fragment 3","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5640999999999998,6.9999999999999999E-4,"Chondrule 3","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5622999999999996,8.0000000000000004E-4,"Chondrule 4","Rotenberg 2005","model age"]
["meteorite fractions and fragments using primodial Pb of Richardson troilite","207Pb-206Pb",4.5632000000000001,1.1000000000000001E-3,"Chondrule 8","Rotenberg 2005","model age"]
["corrected using primodial Pb (all fractions)","207Pb-206Pb",4.5529999999999999,2.8E-3,"phosphates","Rotenberg 2005","model age"]
["corrected using primodial Pb (#2 excluded)","207Pb-206Pb",4.5533000000000001,3.8999999999999998E-3,"phosphates","Rotenberg 2005","model age"]
["corrected using primodial Pb (radiogenic [206Pb-204Pb > 200])","207Pb-206Pb",4.5534999999999997,2.5999999999999999E-3,"phosphates","Rotenberg 2005","model age"]
["corrected using primodial Pb (all IUDFWLRQV SOXV * 0DQKqV DQG $OOqJUH  DQDO\\VHV","207Pb-206Pb",4.5530999999999997,2.3E-3,"silicates","Rotenberg 2005","model age"]
["corrected using primodial Pb (all fractions)","207Pb-206Pb",4.5621,5.0000000000000001E-4,"silicates","Rotenberg 2005","model age"]
["corrected using primodial Pb (chondrules)","207Pb-206Pb",4.5620000000000003,6.9999999999999999E-4,"silicates","Rotenberg 2005","model age"]
["fractions, weighted averages, corrected using Richardton troilite Pb (all fractions)","207Pb-206Pb",4.5568,5.3E-3,"phosphates","Amelin, Ghosh, and Rotenberg 2005","model age"]
["fractions, weighted averages, corrected using Richardton troilite Pb (#2 excluded)","207Pb-206Pb",4.5561999999999996,8.0999999999999996E-3,"phosphates","Amelin, Ghosh, and Rotenberg 2005","model age"]
["fractions, weighted averages, corrected using Richardton troilite Pb (radiogenic [206Pb- 204Pb >200])","207Pb-206Pb",4.556,3.8999999999999998E-3,"phosphates","Amelin, Ghosh, and Rotenberg 2005","model age"]
["fractions, weighted averages, corrected using Richardton troilite Pb (all fractions plus Göpel, Manhès, and Allègre 1994 analyses)","207Pb-206Pb",4.556,4.0000000000000001E-3,"silicates","Amelin, Ghosh, and Rotenberg 2005","model age"]
["fractions, weighted averages, corrected using Richardton troilite Pb (all fractions)","207Pb-206Pb",4.5632000000000001,6.9999999999999999E-4,"silicates","Amelin, Ghosh, and Rotenberg 2005","model age"]
["fractions, weighted averages, corrected using Richardton troilite Pb (chondrules)","207Pb-206Pb",4.5631000000000004,2.8E-3,"silicates","Amelin, Ghosh, and Rotenberg 2005","model age"]
["Phosphate 1","206Pb-238U",4.6280000000000001,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Phosphate 2","206Pb-238U",4.5960000000000001,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Phosphate 3","206Pb-238U",4.6470000000000002,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Phosphate 4","206Pb-238U",4.8449999999999998,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Phosphate 5","206Pb-238U",4.548,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Troilite","206Pb-238U",6.4729999999999999,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Low-density fraction 1","206Pb-238U",5.165,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Low-density fraction 2","206Pb-238U",4.7240000000000002,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Olivine","206Pb-238U",5.5190000000000001,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Chondrule fragment 1","206Pb-238U",4.5759999999999996,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Chondrule fragment 2","206Pb-238U",4.593,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Chondrule Fragment 3","206Pb-238U",4.5540000000000003,null,null,"Amelin,Ghosh,and Rotenberg 2005","model age"]
["Chondrule 3","206Pb-238U",4.6429999999999998,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Chondrule 8","206Pb-238U",4.625,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Phosphate 1","207Pb-235U",4.577,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Phosphate 2","207Pb-235U",4.5679999999999996,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Phosphate 3","207Pb-235U",4.5819999999999999,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Phosphate 4","207Pb-235U",4.6459999999999999,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Phosphate 5","207Pb-235U",4.5510000000000002,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Troilite","207Pb-235U",5.0129999999999999,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Low-density fraction 1","207Pb-235U",4.7430000000000003,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Low-density fraction 2","207Pb-235U",4.6120000000000001,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Olivine","207Pb-235U",4.8369999999999997,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Chondrule fragment 1","207Pb-235U",4.5659999999999998,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Chondrule fragment 2","207Pb-235U",4.5720000000000001,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Chondrule Fragment 3","207Pb-235U",4.5599999999999996,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Chondrule 3","207Pb-235U",4.5869999999999997,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Chondrule 8","207Pb-235U",4.58,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Phosphate 1","208Pb-232Th",4.6070000000000002,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Phosphate 2","208Pb-232Th",4.6189999999999998,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Phosphate 3","208Pb-232Th",4.6829999999999998,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Phosphate 4","208Pb-232Th",4.9800000000000004,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Phosphate 5","208Pb-232Th",4.6040000000000001,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Low-density fraction 1","208Pb-232Th",4.5999999999999996,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Low-density fraction 2","208Pb-232Th",4.6260000000000003,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Olivine","208Pb-232Th",5.1269999999999998,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Chondrule fragment 1","208Pb-232Th",4.5819999999999999,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Chondrule fragment 2","208Pb-232Th",4.57,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Chondrule fragment 3","208Pb-232Th",4.5650000000000004,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Chondrule 3","208Pb-232Th",4.32,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
["Chondrule 8","208Pb-232Th",4.2489999999999997,null,null,"Amelin, Ghosh, and Rotenberg 2005","model age"]
[]
["St. Marguerite (H4)"]
["whole rock (30/38 extractions, 93% Ar)","Ar-Ar",4.532,1.6E-2,null,"Trieloff et al 2003","plateau age"]
["two phosphate fractions","206Pb-207Pb",4.5629999999999997,5.9999999999999995E-4,null,"Gpel, Manhes, and\nAllegre 1994","model age"]
["two phosphate fractions","206Pb-207Pb",4.5627000000000004,6.9999999999999999E-4,null,"Gpel, Manhes, and\nAllegre 1994","model age"]
["two phosphate fractions","206Pb-207Pb",4.5627000000000004,5.9999999999999995E-4,null,"Gpel, Manhes, and\nAllegre 1994","model age"]
["fragment of meteorite","206Pb-207Pb",4.5667,1.6000000000000001E-3,null,"Gpel, Manhqs, and\nAllegre 1994","model age"]
["two samples plotted with 16 other points from six other meteorites","207Pb-206Pb",4.5209999999999999,0.01,null,"Unruh 1982","isochron age"]
["two whole rocks, chondrules and troilie fractions, plus -150 mesh fraction","207Pb-206Pb",4.5570000000000004,8.0000000000000002E-3,null,"Unruh,\nHutchison, and Tatsumoto 1982","isochron age"]
["whole rock and troilite plotted with other L chondrites","U-Pb",4.55,null,null,"Unruh and Tatsumoto 1980","isochron age"]
[]
["Bjurböle (L4)"]
["two silicate\nfractions with\nseven other\nsamples of\ntwo other L\nchondrites","Rb-Sr",4.54,5.3999999999999999E-2,null,"Rotenberg and Amelin 2002","isochron age"]
["silicate (2) and phosphate (3) fractions plotted with silicate (7) and phosphate (4) fractions of two other L chrondrites","Rb-Sr",4.4989999999999997,0.04,null,"Rotenberg and Amelin 2002","isochron age"]
["two pyroxene fractions","Pb-Pb",4.5541999999999998,4.5999999999999999E-3,null,"Amelin 2001","isochron age"]
["pyroxenes","Pb-Pb",4.5542999999999996,3.3E-3,null,"Rotenberg and Amelin 2001","isochron age"]
["triolite sample plotted with seven other L chondrites","U-Pb",4.55,null,null,"Unruh and Tatsumoto 1980","isochron age"]
["three phosphate fractions plotted with ten other samples of four other chondrite meteorites","Sm-Nd",4.1820000000000004,0.51,null,"Rotenberg and Amelin 2001","isochron age"]
["four chondrules and three phosphates plotted with 27 other samples of seven other chondrite meteorites","Sm-Nd",4.5880000000000001,0.1,null,"Amelin and Rotenberg 2004","isochron age"]
["four chondrules and three phosphates plotted with 82 other samples of seven other chondrite meteorites","Sm-Nd",4.5469999999999997,0.11,null,"Amelin and Rotenberg 2004","isochron age"]
[]
["whole rock","I-Xe",4.5659999999999998,0.22,null,"Hohenberg and Kennedy 1981; Brazzle et al. 1999 ","isochron age"]
[]
[]
["Bruderheim (L6)"]
["whole rock and fractions (eight total)","Rb-Sr",4.54,null,null,"Shima and Honda 1967","isochron age"]
["15 whole rock samples","207Pb-206Pb",4.4820000000000002,1.7000000000000001E-2,null,"Gale. Arden, and Abranches 1980","isochron age"]
["15 whole rock samples","U-Pb",4.5359999999999996,6.0000000000000001E-3,null,"Gale. Arden, and Abranches 1980","isochron age"]
["triolite and whole rock plotted with seven other L-chrondrites","U-Pb",4.55,null,null,"Unruh and Tatsumoto 1980","isochron age"]
[]
[]
["Table 5."]
[]
["Barwell (L5)"]
[null,"Ar-Ar",4.45,0.06,null,"Turner, Enrigtlt, and Hennessey 1978","plateau age"]
[null,"Ar-Ar",4.45,0.03,null,"Turner, Enrigtlt, and Cardogan, 1979","plateau age"]
["whole rock sample","207Pb-206Pb",4.68,null,null,"Gale, Arden, and Hutchinson1972","model age"]
["troilite sample","207Pb-206Pb",4.548,4.0000000000000001E-3,null,"Unruh and Tatsumoto 1980","model age"]
["whole rock sample","207Pb-206Pb",4.5609999999999999,null,null,"Unruh and Tatsumoto 1980","model age"]
["silicate fractions of two whole- rock samples","207Pb-206Pb",4.5490000000000004,4.0000000000000001E-3,null,"Unruh 1982","model age"]
["silicate fractions of two whole- rock samples","207Pb-206Pb",4.5449999999999999,3.0000000000000001E-3,null,"Unruh 1982","model age"]
["“contaminant-corrected” concordant model ages for two silicate fractions of whole-rock samples","207Pb-206Pb",4.5599999999999996,5.0000000000000001E-3,null,"Unruh 1982","model age"]
[null,"207Pb-206Pb",4.5599999999999996,5.0000000000000001E-3,null,null,"model age"]
["meteorite\r\nfragments","207Pb-206Pb",4.5576999999999996,1.8E-3,null,"Göpel, Mantles, and Allegre 1994","model age"]
["meteorite\r\nfragments","207Pb-206Pb",4.5522,1E-3,null,"Göpel, Mantles, and Allegre 1994","model age"]
["phosphate\r\nseparates","207Pb-206Pb",4.5381999999999998,6.9999999999999999E-4,null,"Gopel, Mantles, and Allegre 1994","model age"]
["phosphate\r\nseparates","207Pb-206Pb",4.5384000000000002,8.0000000000000004E-4,null,"Gopel, Mantles, and Allegre 1994","model age"]
["silicate fractions of two whole- rock samples","207Pb-208Pb",4.5830000000000002,2.5000000000000001E-2,null,"Unruh 1982","model age"]
["“contaminant-corrected” concordant model ages for two silicate fractions of whole-rock samples","207Pb-208Pb",4.5780000000000003,2.5000000000000001E-2,null,"Unruh 1982","model age"]
["two samples plotted with 16 other points from six other meteorites","U-Pb",4.5469999999999997,1.4999999999999999E-2,null,"Unruh 1982","concordia age"]
["triolite-corrected data for two samples plotted with 16 other data points from six other meteorites","U-Pb",4.5510000000000002,7.0000000000000001E-3,null,"Unruh 1982","concordia age"]
[null,"U-Pb",4.5640000000000001,5.0000000000000001E-3,null,"Unruh 1982","concordia age"]
[]
["Bjurble (L4)"]
[]
["whole rock","K-Ar",4.32,null,null,"Geiss and Hess 1958; Wood 1967","model age"]
["whole rock","K-Ar",4.3940000000000001,1.6E-2,"630°C extraction","Podosek and Huneke 1973b","step model age"]
["whole rock","K-Ar",4.3689999999999998,5.0000000000000001E-3,"745°C extraction","Podesek and Huneke 1973b","step model age"]
["whole rock","K-Ar",4.4130000000000003,8.9999999999999993E-3,"850°C extraction","Podosek & Huneke 1973b","step model age"]
["whole rock","K-Ar",4.4379999999999997,1.4999999999999999E-2,"935°C extraction","Podesek and Huneke 1973b","step model age"]
["whole rock","K-Ar",4.3339999999999996,2.9000000000000001E-2,"1040°C\nextraction","Podosek and Huneke 1973b","step model age"]
["whole rock","K-Ar",4.5179999999999998,5.0000000000000001E-3,"1125°C\nextraction","Podesek and Huneke 1973b","step model age"]
["whole rock","K-Ar",4.4960000000000004,4.0000000000000001E-3,"1195°C\nextraction","Podosek and Huneke 1973b","step model age"]
["whole rock","K-Ar",4.4859999999999998,2E-3,"1370°C\nextraction","Podesek and Huneke 1973b","step model age"]
["whole rock","K-Ar",4.5129999999999999,5.0000000000000001E-3,"1515°C\nextraction","Podesek and Huneke 1973b","step model age"]
["whole rock","K-Ar",4.51,null,"high temperature","Podesek and Huneke 1973b","plateau age"]
["whole rock","Ar-Ar",4.51,0.08,null,"Turner 1969","plateau age"]
["triolite","207Pb-206Pb",4.556,0.01,null,"Unruh and Tatsumoto 1980","model age"]
["whole rock","207Pb-206Pb",4.5830000000000002,null,null,"Unruh and Tatsumoto 1980","model age"]
["whole rock","207Pb-206Pb",4.59,6.0000000000000001E-3,null,"Unruh 1982","model age"]
[null,"207Pb-206Pb",4.5542999999999996,3.3E-3,null,"Rotenberg and Amelin 2001","model age"]
["silicate fractions","207Pb-206Pb",4.556,4.0000000000000001E-3,null,"Rotenberg and Amelin 2001","model age"]
["silicate fractions","207Pb-206Pb",4.5519999999999996,3.0000000000000001E-3,null,"Rotenberg and Amelin 2001","model age"]
["phosphate fractions","207Pb-206Pb",4.59,1.0999999999999999E-2,null,"Rotenberg and Amelin 2001","model age"]
["phosphate fractions","207Pb-206Pb",4.6609999999999996,1.0999999999999999E-2,null,"Rotenberg & Amelin 2001","model age"]
["phosphate fractions","207Pb-206Pb",4.5190000000000001,2E-3,null,"Rotenberg & Amelin 2001","model age"]
["pyroxene","207Pb-206Pb",4.5545,1.1999999999999999E-3,null,"Amelin 2001","model age"]
["pyroxene","207Pb-206Pb",4.5545999999999998,1.8E-3,null,"Amelin 2001","model age"]
["whole rock","U-Th/He",4.2,null,null,"Eberhardt and Hess 1960; Wood 1967","model age"]
[]
["Bruderheim (L6)"]
["whole rock","207Pb-206Pb",4.53,null,null,"Gale, Arden, and Hutchinson 1972","model age"]
["whole rock","207Pb-206Pb",4.5179999999999998,3.0000000000000001E-3,null,"Huey and Kohman 1973","model age"]
["whole rock sample","207Pb-206Pb",4.6050000000000004,null,null,"Tilton 1973","model age"]
["triolite","207Pb-206Pb",4.5369999999999999,4.0000000000000001E-3,null,"Unruh and Tatsumoto 1980","model age"]
["whole rock","207Pb-206Pb",4.55,null,null,"Unruh and Tatsumoto 1980","model age"]
["whole rock","207Pb-206Pb",4.5350000000000001,4.0000000000000001E-3,null,"Unruh 1982","model age"]
["whole rock sample","206Pb-238U",4.1260000000000003,null,null,"Tilton 1973","model age"]
["whole rock sample","206Pb-238U",4.5419999999999998,null,null,"Tilton 1973","model age"]
["whole rock sample","206Pb-238U",4.9589999999999996,null,null,"Tilton 1973","model age"]
["whole rock sample","207Pb-235U",4.4470000000000001,null,null,"Tilton 1973","model age"]
["whole rock sample","207Pb-235U",4.5919999999999996,null,null,"Tilton 1973","model age"]
["whole rock sample","207Pb-235U",4.7030000000000003,null,null,"Tilton 1973","model age"]
[]
[]
[]
["Table 6."]
[]
["18 fractions— whole rock, chondrules, pyroxene, olivene, density splits and leachates","Rb-Sr",4.63,0.16,null,"Sanz and\nWasserburg\n1969","isochron age"]
[null,"Rb-Sr",4.53,0.16,null,"Dalrymple 1991","isochron age"]
["one whole rock\nplotted with ten\nother meteorites","Rb-Sr",4.4859999999999998,0.02,null,"Minster and Allègre 1981","isochron age"]
[]
["St. Séverin (LL6)"]
["four fractions ploted with other meteorites","Rb-Sr",4.5599999999999996,0.15,"These four on isochron","Gopalan and Wetherill 1969","isochron age"]
["whole rock + heavy liquid separates + whitlockite","Rb-Sr",4.6100000000000003,0.15,null,"Manhès,\nMinster, and\nAllègre 1978","isochron age"]
["two whole rock samples with ten other meteorites","Rb-Sr",4.4859999999999998,0.02,null,"Minster and Allegre 1981","isochron age"]
["recalculated","Rb-Sr",4.51,0.15,null,"Minster and Allegre 1981","isochron age"]
["one sample plotted with five iron meteorites","Re-Os",4.58,null,"0.21isochron","Luck, Birck, and Allegre 1980","age"]
["one sample plotted with 21 other meteorites","Re-Os",null,4.55,null,"Luck and Allegre 1983","isochron age"]
["five whole rock,\ntwo metal, one\nFeS analyses","Re-Os",4.68,0.15,null,"Chen, Papanastassiou, and Wasserburg 1998","isochron age"]
["whole rock, px + ol, ap + met, 3 leachates","Pb-Pb",4.5758999999999999,null,8.9999999999999993E-3,"Bouvier et al\n2007","isochron age"]
["phosphates","Pb-Pb",4.5548999999999999,2.0000000000000001E-4,null,"Bouvier et al\n2007","isochron age"]
["whole rock + plagioclase + whitlockite","206Pb-207Pb",4.5430000000000001,1.9E-2,null,"Manhes,\nMinster, and\nAllegre1978","isochron age"]
["whole rock + plagioclase + Canyon Diablo triolite","208Pb-206Pb",4.55,null,null,"Manhes,\nMinster, and\nAllegre1978","isochron age"]
["phosphates\n(Manhes,\nMinster, and\nAllegre1978;\nChen and\nWasserburg\n1981; Göpel,\nManhes, and\nAllegre1994)","207Pb-204Pb",4.5579999999999998,6.0000000000000001E-3,null,"Tera and Carlson 1999","isochron age"]
["whole rock, whitlockite, light and dark fractions","Sm-Nd",4.55,0.33,null,"Jacobson and Wasserburg 1984","isochron age"]
["whole rock, silicates, and chromite-spinel fractions","Mn-Cr",4.5545999999999998,1.4E-3,null,"Glavin and Lugmair 2003","isochron age"]
["feldspar, temperature extractions (800–1800°C)","I-Xe",4.5579999999999998,4.0000000000000001E-3,null,"Brazzle et al\n1999","isochron age"]
[]
[]
["Table 7. "]
[]
["St. Séverin (LL6)"]
[null,null,null,null,null,"Funkhouser, Kirsten, and Schaeffer 1967"]
["one sample","K-Ar",4.38,0.06,null,null,"model age"]
[]
["whole rock sample","K-Ar",4.5999999999999996,0.05,"used Ar-Ar measurements","Podosek 1971","plateau age"]
["14 samples from drill core","K-Ar",4.4000000000000004,0.45,"used Ar-Ar measurements","Schultz and Signer 1976","plateau age"]
["used as monitor, irradiated, stepwise-heating","Ar-Ar",4.5599999999999996,0.05,null,"Alexander,\nDavis, and Lewis 1972","plateau age"]
[null,"Ar-Ar",4.5,0.03,null,"Podosek and Huneke 1973a","model age"]
["weighted average calculated from three standards irradiated","Ar-Ar",4.5039999999999996,0.02,null,"Alexander and Davis 1974","model age"]
["light and dark fractions","Ar-Ar",4.383,0.03,null,"Hohenberg et al 1981","plateau age"]
[null,"Ar-Ar",4.42,0.03,null,null,"plateau age"]
[null,"Ar-Ar",4.3330000000000002,0.03,null,null,"total age"]
[null,"Ar-Ar",4.359,0.03,null,null,"total age"]
["light fraction (Hohenberg et al 1981)","Ar-Ar",4.4313000000000002,null,"using revised decay constants","Min, Reiners,\nand Shuster\n2013","plateau age"]
[null,"Ar-Ar",4.4053000000000004,null,null,null,"plateau age"]
["dark fraction (Hohenberg et al 1981)","Ar-Ar",4.4687999999999999,null,"using revised decay constants","Min, Reiners,\nand Shuster\n2013","plateau age"]
[null,"Ar-Ar",4.4424000000000001,null,null,null,"plateau age"]
["single phosphate separate","206Pb-207Pb",4.5536000000000003,6.9999999999999999E-4,null,"Göpel, Manhas, and Allegre 1994","model age"]
[null,"206Pb-207Pb",4.5571000000000002,1.5E-3,null,null,"model age"]
["one whitlockite\nanalysis only","206Pb-207Pb",4.55,0.01,null,"Manhqs,\nMinster, and\nAllegre 1978","model age"]
["one whitlockite\nanalysis only","208Pb-232Th",4.57,0.05,null,"Manhqs,\nMinster, and\nAllegre 1978","model age"]
["one whitlockite\nanalysis only","238U-206Pb",4.5199999999999996,0.04,null,"Manhqs,\nMinster, and\nAllegre 1978","concordia age"]
[null,"235U-207Pb",4.54,0.02,null,null,"concordia age"]
["five phosphates (merrillite) grains","U-Th/He",4.4119999999999999,7.4999999999999997E-2,"weighted\nmean of five oldest grains out of fourteen analyzed","Min, Reiners,\nand Shuster\n2013","model age"]
["four phosphates (merrillite) grains","U-Th/He",4.1520000000000001,7.0000000000000007E-2,"weighted mean of four oldest grains out of five analyzed","Min, Reiners,\nand Shuster\n2013","model age"]
["interior whole\nrock sample","U-Th/He",4.0999999999999996,0.15,null,"Eugster 1988","model age"]
["revised,\nanchored to\nADOR","I-Xe",4.556,0.04,null,"Glavin and Lugmair 2003","model age"]
["whole rock and\nthree fractions","Rb-Sr",4.5199999999999996,null,null,"Shima and\nHonda 1967","isochron age"]
["two whole rock samples plotted with 12 whole rock samples from seven other meteorites","Rb-Sr",4.54,0.13,null,"Goplan and Wetherill 1970","isochron age"]
["nine whole rock and density fractions","Rb-Sr",4.51,0.1,null,"Minster, Rickard, and Allegre 1979","isochron age"]
["one whole rock samples plotted with seven other whole rock samples from three other E-chondrite meteorites","Rb-Sr",4.516,2.9000000000000001E-2,null,"Minster, Rickard, and Allegre 1979","isochron age"]
["one whole rock samples plotted with seven other whole rock samples from three other E-chondrite meteorites","Rb-Sr",4.508,3.6999999999999998E-2,null,"Minster, Birck, and Allegre 1982","isochron age"]
["one whole rock sample plotted with 16 other meteorites","207Pb-206Pb",4.5049999999999999,8.0000000000000002E-3,null,"Huey and Kohman 1973","isochron age"]
["10 fractions from three clasts plotted with Manhes and Allegre, 1978 analyses of four meteorites","207Pb-206Pb",4.5780000000000003,7.0000000000000001E-3,null,"Bogard, Unruh, and Tatsumoto 1983","isochron age"]
[]
["Hvittis (EL6)"]
["7–95% heating steps","Ar-Ar",4.5469999999999997,6.0000000000000001E-3,null,"Bogard, Dixon, and Garrison 2010","isochron age"]
["7–95% heating steps","Ar-Ar",4.569,8.0000000000000002E-3,null,"Bogard, Dixon, and Garrison 2010","isochron age"]
["one whole rock sample plotted with 13 whole rock samples from other meterorites","Rb-Sr",4.54,0.13,null,"Gopalan and Wetherill 1970","isochron age"]
[]
["Indarch (EH4)"]
["three whole rock samples plotted with five other whole rock samples from three other meteorites","Rb-Sr",4.516,2.9000000000000001E-2,null,"Minster, Rickard, and Allqgre 1979","isochron age"]
["three whole rock E-chondrite samples plotted with five other","Rb-Sr",4.508,3.6999999999999998E-2,null,"Minster, Birck, and Allegre 1982","isochron age"]
["E-chondrite samples"]
["280  A.A. Snelling"]
[]
["updated decay constant applied to Gopalan and Wetherill 1970","Rb-Sr",4.46,0.08,null,"Dalrymple 1991","isochron age"]
["updated with newer decay constant","Rb-Sr",4.5199999999999996,0.15,null,"Bogard, Dixon, and Garrison 2010","isochron age"]
["updated with newer decay constant","Rb-Sr",4.4489999999999998,4.2999999999999997E-2,null,"Bogard, Dixon, and Garrison 2010","isochron age"]
["updated with newer decay constant","Rb-Sr",4.5,0.13,null,"Bogard, Dixon, and Garrison 2010","isochron age"]
[]
["St. Marks (EH5)"]
["two whole rock samples plotted with 12 other whole rock samples of seven other meteorites","Rb-Sr",4.54,0.13,null,"Goplan and Wetherill 1970","isochron age"]
["three whole rock samples plotted with five other whole rock samples from three other E-chondrite meteorites","Rb-Sr",4.516,2.9000000000000001E-2,null,"Minster, Rickard, and Allègre1979","isochron age"]
["nine fractions of whole rock","Rb-Sr",4.335,0.05,null,"Minster, Rickard, and Allègre1979","isochron age"]
["three whole rock samples plotted with five other whole rock samples from three other E-chondrite meteorites","Rb-Sr",4.508,3.6999999999999998E-2,null,"Minster, Birck, and Allègre 1982","isochron age"]
["updated with newer decay constant","Rb-Sr",4.391,0.05,null,"Bogard, Dixon, and Garrison 2010","isochron age"]
[]
["St. Sauveur (EH5)"]
["one whole rock sample plotted with seven other whole rock samples from three other E-chondrite meteorites","Rb-Sr",4.516,2.9000000000000001E-2,null,"Minster, Rickard, and Allègre1979","isochron age"]
["nine fractions of whole rock","Rb-Sr",4.4569999999999999,4.7E-2,null,"Minster, Rickard, and Allègre1979","isochron age"]
["one whole rock sample plotted with seven other whole rock samples from three other E-chondrite meteorites","Rb-Sr",4.508,3.6999999999999998E-2,null,"Minster et al\r\n1982","isochron age"]
["updated with newer decay constant","Rb-Sr",4.5140000000000002,4.7E-2,null,"Bogard, Dixon, and Garrison 2010","isochron age"]
["one whole rock sample plotted with three other E-chondrite meteorites","207Pb-206Pb",4.577,null,4.0000000000000001E-3,"Manhès and Allègre 1978","isochron age"]
[]
["Table 9."]
[]
[]
["Abee (EH4)"]
["Clast 1, 1, 04","Ar-Ar",4.5,0.03,null,"Bogard, Unruh, and Tatsumoto 1983","plateau age"]
["Clast 2, 2, 05","Ar-Ar",4.5199999999999996,0.03,null,"Bogard, Unruh, and Tatsumoto 1983","plateau age"]
["Clast 3, 3, 06","Ar-Ar",4.49,0.03,null,"Bogard, Unruh, and Tatsumoto 1983","plateau age"]
["Clast 1, 1, 04 (350°C)","Ar-Ar",4.0999999999999996,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 1, 1, 04 (450°C)","Ar-Ar",4.43,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 1, 1, 04 (525°C)","Ar-Ar",4.5,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 1, 1, 04 (600°C)","Ar-Ar",4.38,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 1, 1, 04 (650°C)","Ar-Ar",4.41,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 1, 1, 04 (725°C)","Ar-Ar",4.5199999999999996,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 1, 1, 04 (800°C)","Ar-Ar",4.5,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 1, 1, 04 (875°C)","Ar-Ar",4.53,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 1, 1, 04 (975°C)","Ar-Ar",4.4800000000000004,0.03,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 1, 1, 04 (1090°C)","Ar-Ar",4.3899999999999997,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 1, 1, 04 (1250°C)","Ar-Ar",4.13,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 1, 1, 04 (1400°C)","Ar-Ar",3.63,0.06,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 1, 1, 04 (1500°C)","Ar-Ar",3.56,0.06,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 2, 2, 05 (300°C)","Ar-Ar",7.2,null,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 2, 2, 05 (400°C)","Ar-Ar",4.8,null,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 2, 2, 05 (500°C)","Ar-Ar",4.33,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 2, 2, 05 (600°C)","Ar-Ar",4.5,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 2, 2, 05 (675°C)","Ar-Ar",4.5199999999999996,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 2, 2, 05 (750°C)","Ar-Ar",4.5199999999999996,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 2, 2, 05 (800°C)","Ar-Ar",4.54,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 2, 2, 05 (900°C)","Ar-Ar",4.5,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 2, 2, 05 (1000°C)","Ar-Ar",4.43,0.03,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 2, 2, 05 (1150°C)","Ar-Ar",4.2699999999999996,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 2, 2, 05 (1300°C)","Ar-Ar",4.03,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 2, 2, 05 (1550°C)","Ar-Ar",3.99,0.09,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 3, 3, 06 (300°C)","Ar-Ar",8.9,null,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 3, 3, 06 (400°C)","Ar-Ar",5.4,null,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 3, 3, 06 (500°C)","Ar-Ar",3.82,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 3, 3, 06 (600°C)","Ar-Ar",4.1500000000000004,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 3, 3, 06 (675°C)","Ar-Ar",4.3099999999999996,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 3, 3, 06 (725°C)","Ar-Ar",4.38,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 3, 3, 06 (775°C)","Ar-Ar",4.47,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 3, 3, 06 (850°C)","Ar-Ar",4.49,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 3, 3, 06 (950°C)","Ar-Ar",4.3899999999999997,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 3, 3, 06 (1050°C)","Ar-Ar",4.29,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 3, 3, 06 (1175°C)","Ar-Ar",4,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 3, 3, 06 (1325°C)","Ar-Ar",3.76,0.02,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 3, 3, 06 (1500°C)","Ar-Ar",3.58,0.09,null,"Bogard, Unruh, and Tatsumoto 1983","step-heating age"]
["Clast 1, 1, 01;\nfraction 1, 1, I","207Pb-208Pb",4.5599999999999996,0.15,null,"Bogard, Unruh, and Tatsumoto 1983","model age"]
["Clast 1, 1, 01;\nfraction 1, 1, I","207Pb-208Pb",4.72,0.05,null,"Bogard, Unruh, and Tatsumoto 1983","model age"]
["Clast 1, 1, 01;\nfraction 1, 1, I","207Pb-208Pb",4.5599999999999996,0.1,null,"Bogard, Unruh, and Tatsumoto 1983","model age"]
["Clast 1, 1, 01;\nfraction 1, 1, I","207Pb-208Pb",4.45,7.0000000000000007E-2,null,"Bogard, Unruh, and Tatsumoto 1983","model age"]
["Clast 1, 1, 01;\nfraction 1, 1, I","207Pb-208Pb",4.7,0.1,null,"Bogard, Unruh, and Tatsumoto 1983","model age"]
["Clast 1, 1, 01;\nfraction 1, 1, I","207Pb-208Pb",4.54,0.13,null,"Bogard, Unruh, and Tatsumoto 1983","model age"]
["Clast 1, 1, 01;\nfraction 1, 1, I","207Pb-208Pb",4.41,0.03,null,"Bogard, Unruh, and Tatsumoto 1983","model age"]
["Clast 1, 1, 01;\nfraction 1, 1, I","207Pb-208Pb",4.5599999999999996,0.1,null,"Bogard, Unruh, and Tatsumoto 1983","model age"]
["Clast 1, 1, 01;\nfraction 1, 1, I","207Pb-208Pb",4.7,0.06,null,"Bogard, Unruh, and Tatsumoto 1983","model age"]
["Clast 1, 1, 01;\nfraction 1, 1, I","207Pb-208Pb",4.55,0.05,null,"Bogard, Unruh, and Tatsumoto 1983","model age"]
[]
["Hvittis (EL6)"]
["clast (whole\nrock)","Ar-Ar",4.47,null,null,"Kinsey et al\n1995","plateau age"]
[null,"Ar-Ar",4.5439999999999996,1.7999999999999999E-2,null,"%RJDUG 'L[RQ DQG *DUULVRQ 2010","plateau age"]
["7-95% heating steps","Ar-Ar",4.4939999999999998,4.5999999999999999E-2,null,"%RJDUG 'L[RQ DQG *DUULVRQ 2010","plateau age"]
["250°C","Ar-Ar",4.2275999999999998,1.3100000000000001E-2,null,"%RJDUG 'L[RQ DQG *DUULVRQ 2010","model (step heating) age"]
["300°C","Ar-Ar",3.7347000000000001,7.7999999999999996E-3,null,"%RJDUG 'L[RQ DQG *DUULVRQ 2010","model (step heating) age"]
["350°C","Ar-Ar",3.6968999999999999,5.4000000000000003E-3,null,"%RJDUG 'L[RQ DQG *DUULVRQ 2010","model (step heating) age"]
["400°C","Ar-Ar",3.9411,5.7000000000000002E-3,null,"%RJDUG 'L[RQ DQG *DUULVRQ 2010","model (step heating) age"]
["475°C","Ar-Ar",4.2911999999999999,4.8999999999999998E-3,null,"%RJDUG 'L[RQ DQG *DUULVRQ 2010","model (step heating) age"]
["550°C","Ar-Ar",4.5023999999999997,4.8999999999999998E-3,null,"%RJDUG 'L[RQ DQG *DUULVRQ 2010","model (step heating) age"]
["600°C","Ar-Ar",4.5285000000000002,4.7999999999999996E-3,null,"%RJDUG 'L[RQ DQG *DUULVRQ 2010","model (step heating) age"]
["650°C","Ar-Ar",4.5294999999999996,4.7000000000000002E-3,null,"%RJDUG 'L[RQ DQG *DUULVRQ 2010","model (step heating) age"]
["700°C","Ar-Ar",4.5457000000000001,4.4000000000000003E-3,null,"%RJDUG 'L[RQ DQG *DUULVRQ 2010","model (step heating) age"]
["725°C","Ar-Ar",4.5534999999999997,4.4999999999999997E-3,null,"%RJDUG 'L[RQ DQG *DUULVRQ 2010","model (step heating) age"]
["750°C","Ar-Ar",4.5606,4.4000000000000003E-3,null,"Bogard, Dixon, and Garrison 2010","model (step\nage"]
["775°C","Ar-Ar",4.5599999999999996,4.5999999999999999E-3,null,"Bogard, Dixon, and Garrison 2010","model (step\nage"]
["825°C","Ar-Ar",4.5556999999999999,4.4999999999999997E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["875°C","Ar-Ar",4.5392999999999999,4.5999999999999999E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["925°C","Ar-Ar",4.5111999999999997,4.5999999999999999E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["975°C","Ar-Ar",4.4782999999999999,5.1999999999999998E-3,null,"Bogard, Dixon, and Garrison 2010","model (step\nage"]
["1025°C","Ar-Ar",4.4222000000000001,5.0000000000000001E-3,null,"Bogard, Dixon, and Garrison 2010","model (step\nage"]
["1100°C","Ar-Ar",4.4497999999999998,4.4999999999999997E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["1200°C","Ar-Ar",4.4443999999999999,4.3E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["1300°C","Ar-Ar",4.1383999999999999,4.7000000000000002E-3,null,"Bogard, Dixon, and Garrison 2010","model (step\nage"]
["1400°C","Ar-Ar",4.4291,2.8299999999999999E-2,null,"Bogard, Dixon, and Garrison 2010","model (step\nage"]
[]
["Indarch (EH4)"]
["29-83% five\nextractions","Ar-Ar",4.2489999999999997,1.2999999999999999E-2,null,"Bogard, Dixon, and Garrison 2010","model (plateau) age"]
["83–99% extractions","Ar-Ar",4.351,8.0000000000000002E-3,null,"Bogard, Dixon, and Garrison 2010","model (plateau) age"]
["525°C","Ar-Ar",3.8658999999999999,5.8999999999999999E-3,null,"Bogard, Dixon, and Garrison 2010","model (step\nage"]
["625°C","Ar-Ar",4.0582000000000003,5.0000000000000001E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["700°C","Ar-Ar",4.1811999999999996,4.4000000000000003E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["775°C","Ar-Ar",4.2168999999999999,3.5999999999999999E-3,null,"Bogard, Dixon, and Garrison 2010","model (step\nage"]
["825°C","Ar-Ar",4.2549999999999999,4.0000000000000001E-3,null,"Bogard, Dixon, and Garrison 2010","model (step\nage"]
["875°C","Ar-Ar",4.2538,4.7999999999999996E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["925°C","Ar-Ar",4.2492000000000001,3.8E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["975°C","Ar-Ar",4.2275,3.8E-3,null,"Bogard, Dixon, and Garrison 2010","model (step\nage"]
["1075°C","Ar-Ar",4.2525000000000004,3.5000000000000001E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["1125°C","Ar-Ar",4.2976999999999999,3.7000000000000002E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["1225°C","Ar-Ar",4.2957999999999998,4.7999999999999996E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["1325°C","Ar-Ar",4.3510999999999997,7.3000000000000001E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["1450°C","Ar-Ar",4.1725000000000003,1.49E-2,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["whole rock","K-Ar",4.2,0.1,null,"Schaeffer and Stoenner 1965","model age"]
["enstatite","K-Ar",4.45,0.16,null,"Schaeffer and Stoenner 1965","model age"]
["relative to\nShallowater","I-Xe",4.5599999999999996,null,null,"Busfield, Turner, and Gilmour 2008","model age"]
[]
["St. Marks (EH5)"]
["71–91%\nextraction","Ar-Ar",4.4329999999999998,4.0000000000000001E-3,null,"Bogard, Dixon, and Garrison 2010","model\n(maximum) age"]
["59–71%\nextraction","Ar-Ar",4.4109999999999996,5.0000000000000001E-3,null,"Bogard, Dixon, and Garrison 2010","model\n(maximum) age"]
["950°C","Ar-Ar",3.7429000000000001,1.03E-2,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["1050°C","Ar-Ar",4.0609000000000002,5.1000000000000004E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["1125°C","Ar-Ar",4.2363,4.0000000000000001E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["1200°C","Ar-Ar",4.2359999999999998,5.7999999999999996E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["1275°C","Ar-Ar",4.3381999999999996,3.8999999999999998E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["1325°C","Ar-Ar",4.4107000000000003,4.0000000000000001E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["1375°C","Ar-Ar",4.4329000000000001,3.0999999999999999E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["1450°C","Ar-Ar",4.3503999999999996,6.6E-3,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["1600°C","Ar-Ar",4.1246999999999998,6.6600000000000006E-2,null,"Bogard, Dixon, and Garrison 2010","model (step heating) age"]
["relative to\nShallowater","I-Xe",4.5599999999999996,null,null,"Busfield, Turner, and Gilmour 2008","model age"]

{"sheet":"Authors","index":1,"n_rows":81,"n_cols":3,"rows_kept":81,"cut":false,"hidden":false,"merged":[]}
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["References"]
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