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Sample AC
NavDat sample number 54342 · TUFF
Sample
| Sample ID | AC |
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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 | Alpine Co., California, lower phase. 60m SW of Elephant Rock. (NW 1/4, NW 1/4, SW 114, Sec. 23,T7NRl9E). low mound of poorly outcropping densely welded devitrified tuff with Small-scale columnar jointing. |
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Location
| Latitude | 38.4447 |
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| Longitude | -119.973 |
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| State / province | California |
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| Location comment | Zamboni Spring |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
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| 29.9 |
|
29.2 |
30.6 |
|
|
