![]() |
||
|
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 |
---|---|---|---|---|
-3.3300 | -6.7700 | -5.0400 | -5.038 |
Name | Class | δ18O | δ17O | Δ17O: calc | Δ δ18O | Δ δ17O | Δ Δ17O |
---|---|---|---|---|---|---|---|
Northwest Africa 8290 | CO3.1 | -3.4180 | -6.7840 | -5.007 | -0.09 | -0.01 | 0.03 |
Northwest Africa 7949 | CO3 | -3.4300 | -6.7100 | -4.926 | -0.1 | 0.06 | 0.11 |
Northwest Africa 10276 | CK3 | -3.2650 | -6.6300 | -4.932 | 0.07 | 0.14 | 0.11 |
Northwest Africa 6156 | CO3.3 | -3.4200 | -6.6100 | -4.832 | -0.09 | 0.16 | 0.21 |
Northwest Africa 8290 | CO3.1 | -3.5100 | -6.8240 | -4.999 | -0.18 | -0.05 | 0.04 |
Catalina 008 | CO3 | -3.3000 | -6.5500 | -4.834 | 0.03 | 0.22 | 0.2 |
Northwest Africa 10278 | CK3 | -3.6230 | -6.7810 | -4.897 | -0.29 | -0.01 | 0.14 |
Northwest Africa 5956 | CK3 | -3.1510 | -6.4320 | -4.793 | 0.18 | 0.34 | 0.24 |
Northwest Africa 1924 | CV3 | -3.6100 | -7.0400 | -5.163 | -0.28 | -0.27 | -0.12 |
El Médano 013 | CO3 | -3.6800 | -6.5200 | -4.606 | -0.35 | 0.25 | 0.43 |
Northwest Africa 1924 | CV3 | -3.0100 | -6.4600 | -4.895 | 0.32 | 0.31 | 0.14 |
Oued Bourdim 001 | Pallasite, PES | -2.9800 | -6.4800 | -4.93 | 0.35 | 0.29 | 0.11 |