Yamashita et al. (2010) 53Mn-53Cr Chronometry of CB Chondrite: Evidence for uniform distribution of 53Mn in the early solar system, The Astrophysical Journal, 722, 1-5, doi:10.1088/0004-637X/723/1/20. < 20200121103959-401002 > pub
able 1. 55Mn/52Cr Ratios, and ε53Cr and ε54Cr Ratios of Chondrules and Metal Grain Extracted from CB Chondrite Gujba < 20200121113300-502263 > pub
measured unit Gujba A-1-2-1-C1 Gujba A-1-3-2-C1 Gujba A-1-3-3-C1 Gujba A-1-3-3-C2 Gujba A-1-4-1-C3a and -C4 Gujba A-1-4-1-C3b Gujba A-1-4-1-M1 Gujba A-1-2-1-C1_leachate Gujba A-1-2-1-C1_residue Gujba A-1-3-2-C1_leachate Gujba A-1-3-2-C1_residue Gujba A-1-3-3-C2_leachate Gujba A-1-3-3-C2_residue
[Mn] a ppm 3348 5440 4921 4836 4757 4706 1564 - - - - - -
[Cr] a ppm 279.0 3060.0 2387.0 1926.0 2819.0 2700.0 14.1 - - - - - -
Fe/Cr a 3.0 6.61 4.17 4.77 5.58 4.07 563.0 4.59 1.31 9.43 2.36 7.98 2.89
55Mn/52Cr a 0.094 0.636 0.548 0.45 0.67 0.648 0.01 0.129 0.079 0.699 0.584 0.518 0.383
ε53Cr a 0.05 0.2 0.15 0.14 0.21 0.17 0.02 0.05 0.02 0.2 0.19 0.17 0.11
ε54Cr a 1.27 1.32 1.26 1.24 1.28 1.29 1.33 1.27 1.22 1.35 1.3 1.3 1.29
(a) determined by TIMS on TIMS Thermo-Fisher Triton
name physical-form quantity unit global-id
Gujba A-1-2-1-C1 pub aliquot 0.0 g 20121227091041-917-309
Gujba A-1-3-2-C1 pub aliquot 0.0 g 20121227091047-338-268
Gujba A-1-3-3-C1 pub aliquot 0.0 g 20121227091100-848-762
Gujba A-1-3-3-C2 pub aliquot 0.0 g 20121227091052-909-323
Gujba A-1-4-1-C3a and -C4 pub aliquot 0.33905 g 20120710092432-123-060
Gujba A-1-4-1-C3b pub aliquot 0.0 g 20121227091107-989-746
Gujba A-1-4-1-M1 pub aliquot 0.0 g 20200121112818-912783
Gujba A-1-2-1-C1_leachate pub 20200121110625-644803
Gujba A-1-2-1-C1_residue pub 20200121110645-897375
Gujba A-1-3-2-C1_leachate pub 20200121110807-563161
Gujba A-1-3-2-C1_residue pub 20200121110825-313461
Gujba A-1-3-3-C2_leachate pub 20200121110917-864771
Gujba A-1-3-3-C2_residue pub 20200121110935-523766

The table is created from analysis shown below. The assembly Mn-Cr (Yamashita et al., 2010) filters out analysis. Upper analysis has priority.To list more analysis, add a stone in stone sub-tab.

  • name
    technique
    device
    priority
Gujba A-1-2-1-C1 Gujba A-1-3-2-C1 Gujba A-1-3-3-C1 Gujba A-1-3-3-C2 Gujba A-1-4-1-C3a and -C4 Gujba A-1-4-1-C3b Gujba A-1-4-1-M1 Gujba A-1-2-1-C1_leachate Gujba A-1-2-1-C1_residue Gujba A-1-3-2-C1_leachate Gujba A-1-3-2-C1_residue Gujba A-1-3-3-C2_leachate Gujba A-1-3-3-C2_residue