Sample 01-LT-31
NavDat sample number 130870 · ANDESITE
Sample
| Sample ID | 01-LT-31 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Cousens and others |
| Comment | pyroxene andesite |
Location
| Latitude | 39.5581 |
|---|---|
| Longitude | -120.093 |
| Location | Dog Valley - Crystal Pk |
| 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 | 52.93 | WT% | XRF | |
| TIO2 | 0.895 | WT% | XRF | |
| AL2O3 | 17.08 | WT% | XRF | |
| FE2O3 | 8.166 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| MGO | 6.987 | WT% | XRF | |
| CAO | 7.964 | WT% | XRF | |
| NA2O | 3.423 | WT% | XRF | |
| K2O | 1.083 | WT% | XRF | |
| P2O5 | 0.245 | WT% | XRF | |
| LOI | 0.7 | WT% | XRF | |
| V | 206 | PPM | XRF | |
| CR | 213 | PPM | XRF | |
| NI | 137 | PPM | XRF | |
| RB | 18.7 | PPM | XRF | |
| SR | 801.6 | PPM | XRF | |
| Y | 17.4 | PPM | XRF | |
| ZR | 89.6 | PPM | XRF | |
| BA | 737 | PPM | XRF | |
| LA | 15.96 | PPM | ICPMS | |
| ND | 17.91 | PPM | ICPMS | |
| YB | 1.44 | PPM | ICPMS | |
| NB | 3.9 | PPM | ICPMS | |
| CS | 0.49 | PPM | ICPMS | |
| HF | 2.51 | PPM | ICPMS | |
| TH | 3.1 | PPM | ICPMS | |
| PB | 8 | PPM | MS-ID | |
| CE | 32.98 | PPM | UNKNOWN | |
| PR | 4.39 | PPM | UNKNOWN | |
| SM | 3.93 | PPM | UNKNOWN | |
| EU | 1.15 | PPM | UNKNOWN | |
| GD | 3.55 | PPM | UNKNOWN | |
| TB | 0.5 | PPM | UNKNOWN | |
| DY | 2.82 | PPM | UNKNOWN | |
| HO | 0.55 | PPM | UNKNOWN | |
| ER | 1.54 | PPM | UNKNOWN | |
| TM | 0.21 | PPM | UNKNOWN | |
| LU | 0.207 | PPM | UNKNOWN | |
| NB | 4.06 | PPM | UNKNOWN | |
| U | 1.14 | PPM | UNKNOWN | |
| SC | 19.51 | PPM | UNKNOWN | |
| CO | 26 | PPM | UNKNOWN | |
| ZN | 90 | PPM | UNKNOWN | |
| SR87_SR86 | 0.704704 | UNKNOWN | ||
| ND143_ND144 | 0.512722 | UNKNOWN | ||
| PB208_PB204 | 38.626 | UNKNOWN | ||
| PB207_PB204 | 15.617 | UNKNOWN | ||
| PB206_PB204 | 18.954 | 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