Sample WM-757_2
NavDat sample number 43740
Sample
| Sample ID | WM-757_2 |
|---|---|
| Material | METAMORPHIC |
| Comment | Barcroft metadiorite |
Location
| Latitude | 37.5451 |
|---|---|
| Longitude | -118.274 |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 164 | 161 | 167 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 54.48 | WT% | XRF | |
| AL2O3 | 16.87 | WT% | XRF | |
| TIO2 | 1.22 | WT% | XRF | |
| FE2O3 | 8.57 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| CAO | 6.23 | WT% | XRF | |
| MGO | 3.45 | WT% | XRF | |
| K2O | 2.64 | WT% | XRF | |
| NA2O | 3.68 | WT% | XRF | |
| P2O5 | 0.56 | WT% | XRF | |
| TOTAL | 97.83 | WT% | XRF | |
| NI | 16 | PPM | XRF | |
| CR | 24 | PPM | XRF | |
| SC | 4 | PPM | XRF | |
| V | 182 | PPM | XRF | |
| BA | 1334 | PPM | XRF | |
| RB | 84 | PPM | XRF | |
| SR | 723 | PPM | XRF | |
| ZR | 237 | PPM | XRF | |
| Y | 22 | PPM | XRF | |
| NB | 18.8 | PPM | XRF | |
| GA | 19 | PPM | XRF | |
| CU | 31 | PPM | XRF | |
| ZN | 92 | PPM | XRF | |
| PB | 7 | PPM | XRF | |
| LA | 49 | PPM | XRF | |
| CE | 90 | PPM | XRF | |
| TH | 7 | PPM | XRF |
References
- Ernst, W G; Coleman, Drew S; Van, de Ven C M (2003) Petrochemistry of granitic rocks in the Mount Barcroft area; implications for arc evolution, central White Mountains, easternmost California. Geological Society of America Bulletin. 115; 4, Pages 499-512. 2003. doi:10.1130/0016-7606(2003)115<0499:POGRIT>2.0.CO;2