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Sample USGSM-710-7
NavDat sample number 3006 · RHYOLITE
Sample
| Sample ID | USGSM-710-7 |
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| 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 | M.L. Silberman, U.S. Geological Survey |
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| Comment | This rock is a more felsic variety of the biotite hornblende andesite porphyry of west Brawley. It shows the large feldspar phenocrysts and is approximately the same age. |
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Location
| Latitude | 38.2822 |
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| Longitude | -118.928 |
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| Location | Aurora-Cedar Hill-Trench Canyon Alkali Valley Area |
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| State / province | Nevada |
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| Formation | Of Bodie Canyon |
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| Location comment | Mineral County, NV |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 11.5 |
|
11.3 |
11.7 |
|
|
Analyses
No chemical analyses are stored for this sample.
