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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 |
---|---|---|---|---|
5.1800 | 4.3600 | Not given | 1.666 |
Name | Class | δ18O | δ17O | Δ17O: calc | Δ δ18O | Δ δ17O | Δ Δ17O |
---|---|---|---|---|---|---|---|
Sahara 97009 | Chondrite-ung | 5.1400 | 4.3900 | 1.717 | -0.04 | 0.03 | 0.05 |
Hassi el Madani 001 | LL4 | 5.1970 | 4.2340 | 1.532 | 0.02 | -0.13 | -0.13 |
Hamlet | LL4 | 5.3100 | 4.1200 | 1.359 | 0.13 | -0.24 | -0.31 |
Witsand Farm | LL4 | 5.3200 | 4.1200 | 1.354 | 0.14 | -0.24 | -0.31 |
Siena | LL5 | 5.3200 | 4.0900 | 1.324 | 0.14 | -0.27 | -0.34 |
Paragould | LL5 | 5.1100 | 4.0500 | 1.393 | -0.07 | -0.31 | -0.27 |
Northwest Africa 12921 | LL7 | 5.4720 | 4.1990 | 1.354 | 0.29 | -0.16 | -0.31 |
Northwest Africa 12334 | LL6-an | 5.1400 | 4.0100 | 1.337 | -0.04 | -0.35 | -0.33 |
Northwest Africa 12735 | LL6-an | 5.1400 | 4.0100 | 1.337 | -0.04 | -0.35 | -0.33 |
Hassi el Madani 001 | LL4 | 5.4250 | 4.1040 | 1.283 | 0.25 | -0.26 | -0.38 |
Khanpur | LL5 | 5.0300 | 4.0300 | 1.414 | -0.15 | -0.33 | -0.25 |
Northwest Africa 6503 | LL6 | 5.3400 | 4.0240 | 1.247 | 0.16 | -0.34 | -0.42 |
Northwest Africa 12921 | LL7 | 5.5260 | 4.2140 | 1.34 | 0.35 | -0.15 | -0.33 |
Northwest Africa 12628 | Achondrite-ung | 5.4270 | 4.0750 | 1.253 | 0.25 | -0.29 | -0.41 |
Northwest Africa 969 | LL6/7 | 5.3000 | 4.0000 | 1.244 | 0.12 | -0.36 | -0.42 |
Bensour | LL6 | 5.3000 | 4.0000 | 1.244 | 0.12 | -0.36 | -0.42 |
Northwest Africa 10103 | LL7 | 5.4440 | 4.0870 | 1.256 | 0.26 | -0.27 | -0.41 |
Northwest Africa 12628 | Achondrite-ung | 5.4520 | 4.0890 | 1.254 | 0.27 | -0.27 | -0.41 |
Northwest Africa 12534 | LL7 | 5.2880 | 3.9880 | 1.238 | 0.11 | -0.37 | -0.43 |
Northwest Africa 12534 | LL7 | 5.3450 | 4.0090 | 1.23 | 0.17 | -0.35 | -0.44 |
Northwest Africa 11575 | Achondrite-ung | 5.3490 | 4.0060 | 1.225 | 0.17 | -0.35 | -0.44 |
Northwest Africa 12534 | LL7 | 5.4620 | 4.0750 | 1.235 | 0.28 | -0.29 | -0.43 |
Northwest Africa 8684 | L6 | 5.3100 | 3.9640 | 1.203 | 0.13 | -0.4 | -0.46 |
Albareto | L/LL4 | 5.3100 | 3.9600 | 1.199 | 0.13 | -0.4 | -0.47 |
Northwest Africa 8684 | L6 | 5.2430 | 3.9430 | 1.217 | 0.06 | -0.42 | -0.45 |
Northwest Africa 6503 | LL6 | 5.2570 | 3.9450 | 1.211 | 0.08 | -0.42 | -0.46 |
Northwest Africa 12273 | Chondrite-ung | 5.2580 | 3.9390 | 1.205 | 0.08 | -0.42 | -0.46 |
Ngawi | LL3.6 | 5.4000 | 3.9800 | 1.172 | 0.22 | -0.38 | -0.49 |
Northwest Africa 12575 | LL6 | 5.4790 | 4.0290 | 1.18 | 0.3 | -0.33 | -0.49 |
Northwest Africa 3320 | LL6-melt breccia | 5.3500 | 3.9400 | 1.158 | 0.17 | -0.42 | -0.51 |
Northwest Africa 3161 | OC3 | 5.3400 | 3.9300 | 1.153 | 0.16 | -0.43 | -0.51 |
Northwest Africa 11575 | Achondrite-ung | 5.5830 | 4.1370 | 1.234 | 0.4 | -0.22 | -0.43 |
Northwest Africa 13192 | L5 | 5.2790 | 3.9050 | 1.16 | 0.1 | -0.46 | -0.51 |
Northwest Africa 3161 | OC3 | 5.4900 | 4.0100 | 1.155 | 0.31 | -0.35 | -0.51 |
Sahara 97042 | Chondrite-ung | 5.5700 | 4.6200 | 1.724 | 0.39 | 0.26 | 0.06 |
Northwest Africa 13196 | L6 | 5.3380 | 3.9160 | 1.14 | 0.16 | -0.44 | -0.53 |
Northwest Africa 10103 | LL7 | 5.1750 | 3.8850 | 1.194 | -0 | -0.48 | -0.47 |
Northwest Africa 11253 | L-melt rock | 5.5240 | 4.0290 | 1.157 | 0.34 | -0.33 | -0.51 |
Northwest Africa 7988 | LL6 | 5.1550 | 3.8730 | 1.192 | -0.02 | -0.49 | -0.47 |
Northwest Africa 6485 | LL-melt rock | 5.1500 | 3.8700 | 1.192 | -0.03 | -0.49 | -0.47 |
Northwest Africa 6925 | L3.15 | 5.5290 | 4.0120 | 1.137 | 0.35 | -0.35 | -0.53 |
Northwest Africa 8691 | LL4-6 | 5.3490 | 3.8920 | 1.111 | 0.17 | -0.47 | -0.56 |
Northwest Africa 13192 | L5 | 5.1780 | 3.8610 | 1.168 | -0 | -0.5 | -0.5 |
Krymka | LL3.2 | 5.6000 | 4.0900 | 1.178 | 0.42 | -0.27 | -0.49 |