Analytical method: UNKNOWN
| Technique | UNKNOWN |
|---|---|
| Material | WHOLE ROCK |
| Mineral | none |
| Reference | Gilbert, C M; Mahood, G A; Carmichael, Ian S E (1985) Volcanic stratigraphy of the Guadalajara area, Mexico. Geofisica Internacional. 24; 1, Pages 169-191. 1985. |
| Technique | UNKNOWN |
|---|---|
| Material | WHOLE ROCK |
| Mineral | none |
| Reference | Gilbert, C M; Mahood, G A; Carmichael, Ian S E (1985) Volcanic stratigraphy of the Guadalajara area, Mexico. Geofisica Internacional. 24; 1, Pages 169-191. 1985. |