Sample 83
NavDat sample number 128300 · GABBRO
Sample
| Sample ID | 83 |
|---|---|
| Rock name | GABBRO |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Frost, Thomas |
| Comment | Gabbro Inc. |
Location
| Latitude | 37.1456 |
|---|---|
| Longitude | -118.589 |
| Location | Lamark Granodiorite |
| State / province | California |
| Volcanic field | Eastern Sierra Nevada |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 91.6 | 91 | 92.2 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 48.8 | WT% | XRF | |
| TIO2 | 1.61 | WT% | XRF | |
| AL2O3 | 14.8 | WT% | XRF | |
| FE2O3 | 10.3 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| MGO | 9.64 | WT% | XRF | |
| CAO | 7.75 | WT% | XRF | |
| NA2O | 2.34 | WT% | XRF | |
| K2O | 2.77 | WT% | XRF | |
| P2O5 | 0.21 | WT% | XRF | |
| LOI | 1.6 | WT% | XRF | |
| BA | 900 | PPM | EDXRF | |
| CE | 37 | PPM | EDXRF | |
| RB | 105 | PPM | EDXRF | |
| SR | 570 | PPM | EDXRF | |
| Y | 15 | PPM | EDXRF | |
| ZR | 75 | PPM | EDXRF | |
| NB | 10 | PPM | EDXRF | |
| NI | 155 | PPM | EDXRF | |
| ZN | 105 | PPM | EDXRF | |
| CR | 340 | PPM | EDXRF |