Sample 97-LT-93
NavDat sample number 130834 · GRANITE
Sample
| Sample ID | 97-LT-93 |
|---|---|
| Rock name | GRANITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | Cousens and others |
Location
| Latitude | 39.195 |
|---|---|
| Longitude | -120.277 |
| Location | Squaw Peak |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 14 | 1 | 28 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 64.75 | WT% | XRF | |
| TIO2 | 0.562 | WT% | XRF | |
| AL2O3 | 16.15 | WT% | XRF | |
| FE2O3 | 4.801 | WT% | XRF | |
| MNO | 0.0849 | WT% | XRF | |
| MGO | 1.834 | WT% | XRF | |
| CAO | 4.772 | WT% | XRF | |
| NA2O | 3.45 | WT% | XRF | |
| K2O | 2.38 | WT% | XRF | |
| P2O5 | 0.135 | WT% | XRF | |
| LOI | 0.5 | WT% | XRF | |
| V | 95 | PPM | XRF | |
| CR | 14 | PPM | XRF | |
| NI | 6 | PPM | XRF | |
| RB | 67 | PPM | XRF | |
| SR | 453 | PPM | XRF | |
| Y | 15 | PPM | XRF | |
| ZR | 121 | PPM | XRF | |
| BA | 987 | PPM | XRF | |
| LA | 12.19 | PPM | ICPMS | |
| ND | 13.21 | PPM | ICPMS | |
| YB | 1.02 | PPM | ICPMS | |
| NB | 8 | PPM | ICPMS | |
| CS | 3.15 | PPM | ICPMS | |
| HF | 0.46 | PPM | ICPMS | |
| TH | 7.28 | PPM | ICPMS | |
| CE | 25.19 | PPM | UNKNOWN | |
| PR | 3.31 | PPM | UNKNOWN | |
| TA | 0.45 | PPM | UNKNOWN | |
| SM | 2.82 | PPM | UNKNOWN | |
| EU | 0.8 | PPM | UNKNOWN | |
| GD | 2.6 | PPM | UNKNOWN | |
| TB | 0.38 | PPM | UNKNOWN | |
| DY | 2.34 | PPM | UNKNOWN | |
| HO | 0.42 | PPM | UNKNOWN | |
| ER | 1.18 | PPM | UNKNOWN | |
| TM | 0.16 | PPM | UNKNOWN | |
| LU | 0.16 | PPM | UNKNOWN | |
| NB | 5.76 | PPM | UNKNOWN | |
| U | 1.07 | PPM | UNKNOWN | |
| CO | 9 | PPM | UNKNOWN | |
| ZN | 69 | PPM | UNKNOWN | |
| SR87_SR86 | 0.706201 | UNKNOWN | ||
| ND143_ND144 | 0.51249 | UNKNOWN | ||
| PB208_PB204 | 38.912 | UNKNOWN | ||
| PB207_PB204 | 15.657 | UNKNOWN | ||
| PB206_PB204 | 19.153 | UNKNOWN |
References
- Cousens, Brian; Prytulak, Julie; Henry, Christopher; Alcazar, Al; Brownrigg, Tim (2008) Geology, geochronology, and geochemistry of the Miocene-Pliocene ancestral Cascades Arc, northern Sierra Nevada, California and Nevada;the roles of the upper mantle, subducting slab, and the Sierra Nevadalithosphere. Geosphere, vol. 4, no. 5, pp.829-853, Oct 2008 doi:10.1130/GES00166.1