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Sample BDRC-1
NavDat sample number 37040 · BASALTIC-ANDESITE
Sample
| Sample ID | BDRC-1 |
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| 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 | Lava collected from roadcut. Magnetic polarity unknown. Plagioclase 7-8%, olivine 2-3%, and augite 2-3% phenocrysts in an intergranular groundmass of plagioclase, augite, and opaque minerals; most olivine phenocrysts have traces of iddingsite |
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Location
| Latitude | 45.1955 |
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| Longitude | -121.518 |
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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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| 2.22 |
|
2.14 |
2.3 |
|
|
Analyses
No chemical analyses are stored for this sample.
