Analytical method: RAPID_ROCK
| Technique | RAPID_ROCK |
|---|---|
| Material | WHOLE ROCK |
| Mineral | none |
| Institution | U.S. GEOLOGICAL SURVEY, DENVER, COLORADO 80225, USA |
| Reference | McKnight, Edwin T (1974) U. S. Geological Survey Professional Paper, Report P 0723, 100 pp., 1974 |