Sample AC-8A
NavDat sample number 14991 · GABBRO
Sample
| Sample ID | AC-8A |
|---|---|
| Rock name | GABBRO |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Thomas P. Frost |
| Comment | Coarse hb gabbro |
Location
| Latitude | 36.9361 |
|---|---|
| Longitude | -118.342 |
| 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 | 44.1 | WT% | XRF | |
| TIO2 | 1.78 | WT% | XRF | |
| AL2O3 | 17.4 | WT% | XRF | |
| FE2O3 | 14.5 | WT% | XRF | |
| MNO | 0.17 | WT% | XRF | |
| MGO | 6.3 | WT% | XRF | |
| CAO | 10.9 | WT% | XRF | |
| NA2O | 2.05 | WT% | XRF | |
| K2O | 0.87 | WT% | XRF | |
| P2O5 | 0.15 | WT% | XRF | |
| LOI | 2.07 | WT% | XRF | |
| V | 550 | PPM | XRF | |
| CR | 45 | PPM | EDXRF | |
| NI | 17 | PPM | EDXRF | |
| ZN | 82 | PPM | EDXRF | |
| RB | 45 | PPM | EDXRF | |
| SR | 450 | PPM | EDXRF | |
| Y | 19 | PPM | EDXRF | |
| ZR | 84 | PPM | EDXRF | |
| NB | 5 | PPM | EDXRF | |
| BA | 270 | PPM | EDXRF |