Analytical method: MS-ID
| Technique | MS-ID |
|---|---|
| Material | MINERAL |
| Mineral | SPINEL |
| Institution | LOS ALAMOS NATIONAL LABORATORY, ISOTOPE GEOCHEMISTRY, LOS ALAMOS, NM 87545, USA |
| Reference | Volpe, Alan M; Hammond, Paul E (1991) super 238 U- super 230 Th- super 226 Ra disequilibria in young Mount St. Helens rocks; time constraint for magma formation and crystallization. Earth and Planetary Science Letters. 107; 3-4, Pages 475-486. 1991. |