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Oxygen isotope composition of CI and CM chondrites. Data for CMs and CIs from Clayton and Mayeda (1999); CVs and CKs from Greenwood et al. (2010); COs from Greenwood and Franchi (2004). TFL: terrestrial fractionation line, Y&R: slope 1 line (Young and Russell, 1998), CCAM: carbonaceous chondrite anhydrous mineral line (Clayton et al., 1977; Clayton and Mayeda, 1999). |
δ18O | δ17O | Δ17O: given | Δ17O: linear | Comment |
---|---|---|---|---|
-0.2460 | -4.6770 | -4.5490 | -4.549 |
Name | Class | δ18O | δ17O | Δ17O: calc | Δ δ18O | Δ δ17O | Δ Δ17O |
---|---|---|---|---|---|---|---|
Abar al' Uj 014 | CO3 | -0.1400 | -4.5900 | -4.517 | 0.11 | 0.09 | 0.03 |
Dar al Gani 1053 | CV3 | -0.3200 | -4.5370 | -4.371 | -0.07 | 0.14 | 0.18 |
Northwest Africa 3155 | CK5 | -0.4100 | -4.5900 | -4.377 | -0.16 | 0.09 | 0.17 |
Northwest Africa 10881 | CO3.0 | -0.0620 | -4.8220 | -4.79 | 0.18 | -0.15 | -0.24 |
Northwest Africa 3155 | CK5 | -0.4600 | -4.5400 | -4.301 | -0.21 | 0.14 | 0.25 |
Northwest Africa 10275 | CV3 | -0.4930 | -4.5940 | -4.338 | -0.25 | 0.08 | 0.21 |
Northwest Africa 15772 | CV3 | -0.0840 | -4.4510 | -4.407 | 0.16 | 0.23 | 0.14 |
Northwest Africa 8186 | Achondrite-ung | -0.1760 | -4.3780 | -4.286 | 0.07 | 0.3 | 0.26 |
Northwest Africa 11357 | CV3 | -0.0110 | -4.4340 | -4.428 | 0.24 | 0.24 | 0.12 |
Ramlat Fasad 548 | CO3 | -0.5020 | -4.9070 | -4.646 | -0.26 | -0.23 | -0.1 |
Northwest Africa 11358 | CO3.6 | -0.4520 | -4.3850 | -4.15 | -0.21 | 0.29 | 0.4 |
Northwest Africa 4362 | CK5/6 | -0.6300 | -4.7200 | -4.392 | -0.38 | -0.04 | 0.16 |
Northwest Africa 4026 | CK4/5 | -0.1400 | -4.2900 | -4.217 | 0.11 | 0.39 | 0.33 |
Northwest Africa 7921 | CV3 | -0.6610 | -4.6710 | -4.327 | -0.42 | 0.01 | 0.22 |
Dar al Gani 1063 | CV3 | -0.4800 | -4.3200 | -4.07 | -0.23 | 0.36 | 0.48 |
Northwest Africa 6341 | CK5/6 | -0.6500 | -4.4800 | -4.142 | -0.4 | 0.2 | 0.41 |
Dar al Gani 1067 | CK5 | -0.7000 | -4.6200 | -4.256 | -0.45 | 0.06 | 0.29 |
Northwest Africa 7822 | Achondrite-ung | -0.6350 | -4.3840 | -4.054 | -0.39 | 0.29 | 0.5 |
Northwest Africa 3003 | CO3 | -0.7300 | -4.5800 | -4.2 | -0.48 | 0.1 | 0.35 |
Northwest Africa 7822 | Achondrite-ung | -0.6550 | -4.3900 | -4.049 | -0.41 | 0.29 | 0.5 |