Analytical method: RAPID_ROCK
| Technique | RAPID_ROCK |
|---|---|
| Material | WHOLE ROCK |
| Mineral | none |
| Institution | USGS DENVER, DENVER, CO, USA |
| Reference | Zen, E-an; Marvin, R F; Mehnert, H H (1975) Preliminary petrographic, chemical, and age data on some intrusive andassociated contact metamorphic rocks, Pioneer Mountains, southwesternMontana. Geological Society of America Bulletin, vol.86, no.3, pp.367-370,1975 |