Sample T-5
NavDat sample number 15001 · GABBRO
Sample
| Sample ID | T-5 |
|---|---|
| Rock name | GABBRO |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Thomas P. Frost |
| Comment | Massive, medium-grained, hb gabbro |
Location
| Latitude | 37.3417 |
|---|---|
| Longitude | -118.642 |
| Location | Eastern Sierra Nevada |
| State / province | California |
| Volcanic field | Mount Tom |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 189 | 148 | 230 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 50 | WT% | XRF | |
| TIO2 | 0.68 | WT% | XRF | |
| AL2O3 | 15 | WT% | XRF | |
| FE2O3 | 11 | WT% | XRF | |
| MNO | 0.21 | WT% | XRF | |
| MGO | 9.27 | WT% | XRF | |
| CAO | 10.7 | WT% | XRF | |
| NA2O | 1.65 | WT% | XRF | |
| K2O | 0.72 | WT% | XRF | |
| P2O5 | 0.1 | WT% | XRF | |
| LOI | 0.58 | WT% | XRF | |
| V | 252 | PPM | XRF | |
| CR | 150 | PPM | EDXRF | |
| NI | 42 | PPM | EDXRF | |
| ZN | 100 | PPM | EDXRF | |
| RB | 29 | PPM | EDXRF | |
| SR | 430 | PPM | EDXRF | |
| Y | 14 | PPM | EDXRF | |
| ZR | 45 | PPM | EDXRF | |
| NB | 5 | PPM | EDXRF | |
| BA | 350 | PPM | EDXRF |