Sample AC-27
NavDat sample number 14998 · GABBRO
Sample
| Sample ID | AC-27 |
|---|---|
| Rock name | GABBRO |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Thomas P. Frost |
| Comment | Fine grained homogeneous hb gabbro |
Location
| Latitude | 36.9542 |
|---|---|
| Longitude | -118.356 |
| Location | Eastern Sierra Nevada |
| State / province | California |
| Volcanic field | Armstrong Canyon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 154.15 | 153.8 | 154.5 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 47.9 | WT% | XRF | |
| TIO2 | 1.49 | WT% | XRF | |
| AL2O3 | 18.7 | WT% | XRF | |
| FE2O3 | 11.7 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| MGO | 5.06 | WT% | XRF | |
| CAO | 8.06 | WT% | XRF | |
| NA2O | 3.04 | WT% | XRF | |
| K2O | 2 | WT% | XRF | |
| P2O5 | 0.31 | WT% | XRF | |
| LOI | 1.3 | WT% | XRF | |
| V | 285 | PPM | XRF | |
| NI | 45 | PPM | EDXRF | |
| ZN | 148 | PPM | EDXRF | |
| RB | 60 | PPM | EDXRF | |
| SR | 720 | PPM | EDXRF | |
| Y | 21 | PPM | EDXRF | |
| ZR | 170 | PPM | EDXRF | |
| NB | 2 | PPM | EDXRF | |
| BA | 1120 | PPM | EDXRF |