Sample CD-15
NavDat sample number 14970 · GABBRO
Sample
| Sample ID | CD-15 |
|---|---|
| Rock name | GABBRO |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Thomas P. Frost |
| Comment | Coarse hb gabbro |
Location
| Latitude | 37.5833 |
|---|---|
| Longitude | -118.667 |
| Location | Eastern Sierra Nevada |
| State / province | California |
| Volcanic field | Casa Diablo |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 179 | 148 | 210 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 40 | WT% | XRF | |
| TIO2 | 2.4 | WT% | XRF | |
| AL2O3 | 12.2 | WT% | XRF | |
| FE2O3 | 18.8 | WT% | XRF | |
| MNO | 0.2 | WT% | XRF | |
| MGO | 12.1 | WT% | XRF | |
| CAO | 10.7 | WT% | XRF | |
| NA2O | 1.55 | WT% | XRF | |
| K2O | 0.61 | WT% | XRF | |
| P2O5 | 0.06 | WT% | XRF | |
| LOI | 0.89 | WT% | XRF | |
| V | 625 | PPM | XRF | |
| CR | 260 | PPM | EDXRF | |
| NI | 52 | PPM | EDXRF | |
| ZN | 135 | PPM | EDXRF | |
| RB | 17 | PPM | EDXRF | |
| SR | 260 | PPM | EDXRF | |
| Y | 23 | PPM | EDXRF | |
| ZR | 59 | PPM | EDXRF | |
| NB | 2 | PPM | EDXRF | |
| BA | 250 | PPM | EDXRF |