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Sample YU-PZA98
NavDat sample number 2976 · RHYOLITE
Sample
| Sample ID | YU-PZA98 |
|---|
| Rock name | RHYOLITE |
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| Rock type | VOLCANIC |
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| Composition | FELSIC |
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| Material | IGNEOUS |
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| Collected by | Pansze, Arthur J |
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| Comment | black, rhyolite vitrophyre with 25-35% phenocrysts of quartz and sanidine |
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Location
| Latitude | 42.9857 |
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| Longitude | -116.757 |
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| Location | head of Sawpit Gulch, Owyhee County |
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| State / province | Idaho |
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| Volcanic field | upper rhyolite unit |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 16 |
|
15.7 |
16.3 |
|
|
Analyses
No chemical analyses are stored for this sample.
