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Sample CAL8
NavDat sample number 54582 · TUFF
Sample
| Sample ID | CAL8 |
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| Rock name | TUFF |
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| Rock type | VOLCANIC |
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| Composition | FELSIC |
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| Material | IGNEOUS |
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| Comment | Calaveras County, California [SW 1/4, SW 1/4, SW 1/4, SE 1/4, Sec. 7, T5N, R12E] NW Corner of intersection of Highway 49 and 26. Fills channel cut in older tuff and basement. CAL8 is just below devitrified zone. |
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Location
| Latitude | 38.2983 |
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| Longitude | -120.702 |
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| State / province | California |
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| Location comment | Tuff of Chili Gulch |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
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| 19.91 |
|
19.21 |
20.61 |
|
|
