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Sample LF48-8089
NavDat sample number 89895 · GRANITE
Sample
| Sample ID | LF48-8089 |
|---|
| Rock name | GRANITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Collected by | Dalrymple |
|---|
| Comment | microgranite porphyry |
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Location
| Latitude | 38.789 |
|---|
| Longitude | -122.767 |
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| Location | Geysers Intrusive Complex |
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| State / province | California |
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| Volcanic field | Clear Lake |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0.99 |
|
0.98 |
1 |
|
|
Analyses
No chemical analyses are stored for this sample.
References
- Dalrymple, G Brent; Grove, Marty; Lovera, Oscar M; Harrison, T Mark; Hulen, Jeffrey B; Lanphere, Marvin A (1999) Age and thermal history of The Geysers plutonic complex (felsiteunit), Geysers geothermal field, California; a (super 40) Ar/ (super39) Ar and U-Pb study. Earth and Planetary Science Letters, vol.173, no.3, pp.285-298, 30 Nov1999 doi:10.1016/S0012-821X(99)00223-X
