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Sample CH83-55
NavDat sample number 11448 · BASALT
Sample
| Sample ID | CH83-55 |
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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 to fine grained, diktytaxitic matrix of intergranular to ophitic plagioclase, titanaugite, olivine, oxides, and interstitial oxide mesostasis; porphyritic and glomeroporphyritic phenocrysts and microphenocrysts of plagioclase and olivine |
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Location
| Latitude | 43.3059 |
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| Longitude | -117.935 |
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| Location | top flow of 3 flows, due W of Crowley Ranch; Malheur 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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| 11.3 |
|
10.5 |
12.1 |
|
|
