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Oxygen isotope ratios of minerals in NWA 7325.
| Mineral (mode %) | δ18O ‰ | δ17O ‰ | Δ17O ‰ |
|---|---|---|---|
| Olivine (13%), n=7 | 7.6 ±0.3 | 3.0 ±0.2 | −0.97 ±0.17 |
| Pyroxene (28%), n=7 | 7.3 ±0.2 | 3.0 ±0.2 | −0.84 ±0.17 |
| Plagioclase (58%), n=4 | 7.9 ±0.4 | 3.2 ±0.3 | −0.90 ±0.20 |
| Average* | 7.7 ±0.4 | 3.1 ±0.3 | −0.90 ±0.13 |
Errors quoted are 95% confidence level.
Average values of δ18O and δ17O are weighted by modal volume % and the average of Δ17O value is from the mean of 18 spot analyses.
