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Sample CH82-26
NavDat sample number 11453 · BASALT
Sample
| Sample ID | CH82-26 |
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| Rock name | BASALT |
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| Rock type | VOLCANIC |
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| Composition | MAFIC |
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| Material | IGNEOUS |
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| Comment | very fine grained, intergranular/interstitial matrix of plagioclase, cpx, olivine, oxide, glass, and oxide mesostasis; scattered porphyritic plagioclase; glomeroporphyritic plagioclase and highly altered mafics; patches of clay and calcite in matrix |
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Location
| Latitude | 43.025 |
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| Longitude | -116.849 |
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| Location | Lower Basalt cut by road to Silver City, just W of DeLamar; Owyhee County |
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| State / province | Idaho |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
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| 12.2 |
|
10.9 |
13.5 |
|
|
