|
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 |
---|---|---|---|---|
16.424 | 7.032 | -1.64 | -1.508 | Δ17O off by 0.132 |
21.864 | 10.751 | -0.793 | -0.618 | Δ17O off by 0.175 |
20.095 | 9.582 | -1.028 | -0.867 | Δ17O off by 0.161 |
Name | Class | δ18O | δ17O | Δ17O: calc | Δ δ18O | Δ δ17O | Δ Δ17O |
---|---|---|---|---|---|---|---|
Tagish Lake | C2-ung | 19.0000 | 9.2000 | -0.68 | -0.46 | 0.08 | 0.32 |