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Sample CH83-48
NavDat sample number 11449 · BASALT
Sample
| Sample ID | CH83-48 |
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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 | fine to medium grained, nearly equigranular assemblage of intergranular plagioclase, augite, olivine, oxide, and interstitial oxide mesostasis; some scattered microphenocrysts of olivine |
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Location
| Latitude | 43.7136 |
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| Longitude | -118.563 |
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| Location | top flow of 2 exposed basalts along Little Pine Creek, N of U.S. Highway 20; Harney County |
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| State / province | Oregon |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
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| 11.5 |
|
10.8 |
12.2 |
|
|
