Sample 84D
NavDat sample number 128306 · GABBRO
Sample
| Sample ID | 84D |
|---|---|
| Rock name | GABBRO |
| Rock type | PLUTONIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Frost, Thomas |
| Comment | Intrusion |
Location
| Latitude | 37.1331 |
|---|---|
| Longitude | -118.587 |
| 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 | 51.8 | WT% | XRF | |
| TIO2 | 1.17 | WT% | XRF | |
| AL2O3 | 18.2 | WT% | XRF | |
| FE2O3 | 9.72 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| MGO | 5.04 | WT% | XRF | |
| CAO | 8.18 | WT% | XRF | |
| NA2O | 3.4 | WT% | XRF | |
| K2O | 1.62 | WT% | XRF | |
| P2O5 | 0.34 | WT% | XRF | |
| LOI | 0.45 | WT% | XRF | |
| BA | 765 | PPM | EDXRF | |
| CE | 52 | PPM | EDXRF | |
| RB | 52 | PPM | EDXRF | |
| SR | 900 | PPM | EDXRF | |
| Y | 17 | PPM | EDXRF | |
| ZR | 110 | PPM | EDXRF | |
| NI | 28 | PPM | EDXRF | |
| ZN | 120 | PPM | EDXRF | |
| CR | 60 | PPM | EDXRF |