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Sample IPK2
NavDat sample number 37518 · BASALTIC-ANDESITE
Sample
| Sample ID | IPK2 |
|---|
| Rock name | BASALTIC-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 | richer in phenocrysts than other rocks up to 55%; particularly distinguished by presence of hornblende which is absent from other Jackson Hole volcanic rocks but common in Absaroka volcanic rocks; plagioclase and hornblende show many disequilibrium features |
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Location
| Latitude | 43.2722 |
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| Longitude | -110.907 |
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| Location | outcrop NE of Indian Peak |
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| State / province | Wyoming |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 6 |
|
3 |
10 |
|
|
