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Oxygen isotope composition of CV3 chondrites. All data from Greenwood et al. (2010). Field of CO3s based on the data of Greenwood and Franchi (2004). CCAM: carbonaceous chondrite anhydrous mineral line (Clayton et al., 1977; Clayton and Mayeda 1999). |
δ18O | δ17O | Δ17O: given | Δ17O: linear | Comment |
---|---|---|---|---|
2.4900 | -2.0700 | 3.3900 | -3.365 | Δ17O off by 6.755 |
0.8000 | -3.2900 | -3.7100 | -3.706 |
Name | Class | δ18O | δ17O | Δ17O: calc | Δ δ18O | Δ δ17O | Δ Δ17O |
---|---|---|---|---|---|---|---|
Northwest Africa 5247 | CO3 | 1.5400 | -2.8900 | -3.691 | -0.11 | -0.21 | -0.16 |
Khawr al Fazra 005 | CV3 | 1.7700 | -2.8900 | -3.81 | 0.13 | -0.21 | -0.28 |
Northwest Africa 6357 | CV3 | 1.5300 | -2.9000 | -3.696 | -0.12 | -0.22 | -0.16 |
Northwest Africa 11556 | C2-ung | 1.4210 | -2.7890 | -3.528 | -0.22 | -0.11 | 0.01 |
Northwest Africa 2570 | CV3 | 1.3780 | -2.6010 | -3.318 | -0.27 | 0.08 | 0.22 |
Northwest Africa 6361 | CV3 | 1.8390 | -2.8920 | -3.848 | 0.19 | -0.21 | -0.31 |
Northwest Africa 6358 | CV3 | 2.0200 | -2.7300 | -3.78 | 0.38 | -0.05 | -0.25 |
Northwest Africa 12925 | CK5 | 1.5840 | -3.1410 | -3.965 | -0.06 | -0.46 | -0.43 |