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Sample WC-2
NavDat sample number 5587 · RHYOLITE
Sample
| Sample ID | WC-2 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
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| Composition | FELSIC |
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| Material | IGNEOUS |
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| Comment | PURPLE-STREAKED RHYOLITIC ASH-FLOW TUFF WITH SANIDINE, QUARTZ, PLAGIOCLASE PHENOCRYSTS, AND FLATTENED LITHIC FRAGMENTS |
|---|
Location
| Latitude | 44.9925 |
|---|
| Longitude | -111.662 |
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| Location | cliff face on W bank of Madison River 2 km N of mouth of Wall Canyon; Madison County |
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| State / province | Montana |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 1.9 |
|
1.8 |
2 |
|
|
Analyses
No chemical analyses are stored for this sample.
