Sample EC-1b
NavDat sample number 128287 · DIORITE
Sample
| Sample ID | EC-1b |
|---|---|
| Rock name | DIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Frost, Thomas |
| Comment | Hybrid |
Location
| Latitude | 37.2128 |
|---|---|
| Longitude | -118.64 |
| 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 | 54.8 | WT% | XRF | |
| TIO2 | 1.05 | WT% | XRF | |
| AL2O3 | 17.5 | WT% | XRF | |
| FE2O3 | 8 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| MGO | 3.43 | WT% | XRF | |
| CAO | 7.25 | WT% | XRF | |
| NA2O | 3.91 | WT% | XRF | |
| K2O | 2.01 | WT% | XRF | |
| P2O5 | 0.35 | WT% | XRF | |
| BA | 870 | PPM | EDXRF | |
| LA | 20 | PPM | EDXRF | |
| CE | 60 | PPM | EDXRF | |
| RB | 70 | PPM | EDXRF | |
| SR | 750 | PPM | EDXRF | |
| Y | 18 | PPM | EDXRF | |
| ZR | 145 | PPM | EDXRF | |
| NB | 11 | PPM | EDXRF | |
| NI | 16 | PPM | EDXRF | |
| ZN | 100 | PPM | EDXRF | |
| CR | 23 | PPM | EDXRF |