← Search
Sample GDC5-7240
NavDat sample number 89891 · GRANITE
Sample
| Sample ID | GDC5-7240 |
|---|
| Rock name | GRANITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Collected by | Dalrymple |
Location
| Latitude | 38.7833 |
|---|
| Longitude | -122.78 |
|---|
| Location | Geysers Intrusive Complex |
|---|
| State / province | California |
|---|
| Volcanic field | Clear Lake |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
| 0.93 |
|
0.9 |
0.96 |
|
|
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