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Sample SV97-18
NavDat sample number 43933 · TRACHYANDESITE
Sample
| Sample ID | SV97-18 |
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| Rock name | TRACHYANDESITE |
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| Rock type | VOLCANIC |
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| Composition | INTERMEDIATE |
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| Material | IGNEOUS |
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| Comment | porphyritic to glomeroporphyritic shoshonite to latite with phenos of plag, cpx, and olivine in intergranular to intersertal groundmass of cpx, plag, sanidine, opaques, apatite, and glass |
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Location
| Latitude | 44.58 |
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| Longitude | -109.49 |
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| Location | Sunlight Volcano, Absaroka Volcanic Field |
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| State / province | Wyoming |
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| Volcanic field | Lower Trout Peak Trachyandesite, Sunlight Volcano |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
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| 48.4 |
|
48.25 |
48.6 |
|
|
