Analytical method: TIMS_ID
| Technique | TIMS_ID |
|---|---|
| Material | WHOLE ROCK |
| Mineral | none |
| Comment | TIMS on whole-rocks, lab not given, Sr isotopes corrected for fractionation with NBS-987 standard, Nd isotopes normalized to 164Nd/144Nd = 0.7219, corrected for fractionation with Ames standard |
| Institution | Unknown, Unknown, USA |
| Reference | Gunn, Susan Helen (1991) Isotopic constraints on the crustal evolution of southwestern Montana. |
Samples analysed with this method
9A, 9B, 9C, 9D, 10C, 13C, 14B, 14C, 14D, 15C, 12A, 12B, 12C, 13A, 13B, 14A, 9F, 15A, 5C, 6A, 4B, 3A, 11B, 11C, 11A, 4C, 6B, 6C, 6D, 7A, 8B, 8C, 5A, 5B, 17B, 17C, 18C, 17D, 4A