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Sample 55
NavDat sample number 20609 · LATITE
Sample
| Sample ID | 55 |
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| Rock name | LATITE |
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| Rock type | VOLCANIC |
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| Composition | INTERMEDIATE |
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| Material | IGNEOUS |
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| Comment | coarsely porphyritic; phenocrysts of prismatic feldspar, elongate amphibole; groundmass is holocrystalline orthophyric, composed of microlites of quartz, stubby orthoclase, minor amounts of amphibole, magnetite, sphene, apatite, plagioclase, and diopside |
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Location
| Latitude | 42.7535 |
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| Longitude | -107.235 |
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| Location | Rattlesnake Hills |
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| State / province | Wyoming |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
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| 38 |
|
32 |
44 |
|
|
