Analytical method: TIMS
| Technique | TIMS |
|---|---|
| Material | MINERAL |
| Mineral | FELDSPAR |
| Reference | Futa, Kiyoto; Hedge, Carl E; Hearn-B-C Jr.; Donnelly, Nolan Julie M (1981) Strontium isotopes in the Clear Lake Volcanics. U. S. Geological Survey Professional Paper. Pages 61-66. 1981. |