Analytical method: UNKNOWN
| Technique | UNKNOWN |
|---|---|
| Material | WHOLE ROCK |
| Mineral | none |
| Institution | Unknown, Unknown, USA |
| Reference | Nelson, Stephen A; Hegre, JoAnn (1990) Volcan Las Navajas, a Pliocene-Pleistocene trachyte/ peralkaline rhyolite volcano in the northwestern Mexican volcanic belt. Bulletin of Volcanology. 52; 3, Pages 186-204. 1990. |
Samples analysed with this method
5, 50, 84, 85, 92, 97, 108, 109, 114, 115, 116, 132, 133, 142, 202, 205, 123a, 152A, 189A