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Sample USGSDOM-57
NavDat sample number 19118 · ANDESITE
Sample
| Sample ID | USGSDOM-57 |
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| Rock name | ANDESITE |
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| Rock type | VOLCANIC |
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| Composition | INTERMEDIATE |
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| Material | IGNEOUS |
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| Comment | trachytic andesite with microphenocrysts of cpx and olivine pseudomorphs in a fine grained holocrystalline matrix of plagioclase, cpx, and opaques |
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Location
| Latitude | 43.2847 |
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| Longitude | -116.829 |
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| Location | on Salmon Creek; Owyhee County |
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| State / province | Idaho |
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| Volcanic field | Salmon Creek Volcanics |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 30.6 |
|
29.6 |
31.6 |
|
|
Analyses
No chemical analyses are stored for this sample.
