Sample GB-8
NavDat sample number 128316 · GABBRO
Sample
| Sample ID | GB-8 |
|---|---|
| Rock name | GABBRO |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Frost, Thomas |
| Comment | Intrusion |
Location
| Latitude | 37.1467 |
|---|---|
| Longitude | -118.59 |
| 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 | 51 | WT% | XRF | |
| TIO2 | 1.34 | WT% | XRF | |
| AL2O3 | 17.1 | WT% | XRF | |
| FE2O3 | 9.74 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| MGO | 5.13 | WT% | XRF | |
| CAO | 8.31 | WT% | XRF | |
| NA2O | 3.67 | WT% | XRF | |
| K2O | 1.56 | WT% | XRF | |
| P2O5 | 0.39 | WT% | XRF | |
| BA | 720 | PPM | EDXRF | |
| LA | 25 | PPM | EDXRF | |
| CE | 60 | PPM | EDXRF | |
| RB | 65 | PPM | EDXRF | |
| SR | 870 | PPM | EDXRF | |
| Y | 19 | PPM | EDXRF | |
| ZR | 120 | PPM | EDXRF | |
| NB | 12 | PPM | EDXRF | |
| NI | 38 | PPM | EDXRF | |
| ZN | 24 | PPM | EDXRF | |
| CR | 80 | PPM | EDXRF |