Sample SM-10
NavDat sample number 14988 · GABBRO
Sample
| Sample ID | SM-10 |
|---|---|
| Rock name | GABBRO |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Thomas P. Frost |
| Comment | Bio-hb gabbro, sharply cut by dikes of Anorthosite 7% hb-epidote, remainder is euhedral plag in random orientation, up to 5mm |
Location
| Latitude | 36.8681 |
|---|---|
| Longitude | -118.338 |
| Location | Eastern Sierra Nevada |
| State / province | California |
| Volcanic field | Thibaut-Black Canyon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 156 | 148 | 165 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 43.1 | WT% | XRF | |
| TIO2 | 2.11 | WT% | XRF | |
| AL2O3 | 17.1 | WT% | XRF | |
| FE2O3 | 12.7 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| MGO | 7.16 | WT% | XRF | |
| CAO | 11.2 | WT% | XRF | |
| NA2O | 2.04 | WT% | XRF | |
| K2O | 0.95 | WT% | XRF | |
| P2O5 | 0.16 | WT% | XRF | |
| LOI | 1.28 | WT% | XRF | |
| V | 470 | PPM | XRF | |
| CR | 90 | PPM | EDXRF | |
| NI | 57 | PPM | EDXRF | |
| ZN | 69 | PPM | EDXRF | |
| RB | 30 | PPM | EDXRF | |
| SR | 800 | PPM | EDXRF | |
| Y | 16 | PPM | EDXRF | |
| ZR | 69 | PPM | EDXRF | |
| NB | 6 | PPM | EDXRF | |
| BA | 365 | PPM | EDXRF |