Analytical method: UNKNOWN
| Technique | UNKNOWN |
|---|---|
| Material | WHOLE ROCK |
| Mineral | none |
| Reference | Lange, Rebecca A; Carmichael, Ian S E (1990) Hydrous basaltic andesites associated with minette and related lavas in western Mexico. Journal of Petrology. 31; 6, Pages 1225-1259. 1990. |