Sample FM-1
NavDat sample number 5586 · RHYOLITE
Sample
| Sample ID | FM-1 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | GRAY RHYOLITIC ASH-FLOW TUFF WITH SANIDINE, PLAGIOCLASE, AND QUARTZ PHENOCRYSTS |
Location
| Latitude | 44.8408 |
|---|---|
| Longitude | -111.646 |
| Location | NE slope of Flatiron Mountain; Madison County |
| State / province | Montana |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2 | 1.9 | 2.1 |
Analyses
No chemical analyses are stored for this sample.