Sample McM-8
NavDat sample number 15008 · GABBRO
Sample
| Sample ID | McM-8 |
|---|---|
| Rock name | GABBRO |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Thomas P. Frost |
| Comment | Poikilitic, mafic, horizontal-layered, coarse hb gabbro |
Location
| Latitude | 37.0681 |
|---|---|
| Longitude | -118.375 |
| Location | Eastern Sierra Nevada |
| State / province | California |
| Volcanic field | McMurry Meadows |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 150.9 | 150.8 | 151 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 50.8 | WT% | XRF | |
| TIO2 | 0.67 | WT% | XRF | |
| AL2O3 | 9.36 | WT% | XRF | |
| FE2O3 | 8.24 | WT% | XRF | |
| MNO | 0.16 | WT% | XRF | |
| MGO | 11.3 | WT% | XRF | |
| CAO | 16.7 | WT% | XRF | |
| NA2O | 1.15 | WT% | XRF | |
| K2O | 0.56 | WT% | XRF | |
| P2O5 | 0.12 | WT% | XRF | |
| LOI | 0.99 | WT% | XRF | |
| V | 265 | PPM | XRF | |
| CR | 900 | PPM | EDXRF | |
| NI | 133 | PPM | EDXRF | |
| ZN | 44 | PPM | EDXRF | |
| RB | 16 | PPM | EDXRF | |
| SR | 280 | PPM | EDXRF | |
| Y | 14 | PPM | EDXRF | |
| ZR | 64 | PPM | EDXRF | |
| NB | 3 | PPM | EDXRF | |
| BA | 170 | PPM | EDXRF |