Sample 27B
NavDat sample number 128384 · DIORITE
Sample
| Sample ID | 27B |
|---|---|
| Rock name | DIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Frost, Thomas |
| Comment | Comp. dike |
Location
| Latitude | 37.2106 |
|---|---|
| Longitude | -118.571 |
| 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 | 58.9 | WT% | XRF | |
| TIO2 | 1 | WT% | XRF | |
| AL2O3 | 17.8 | WT% | XRF | |
| FE2O3 | 7 | WT% | XRF | |
| MNO | 0.1 | WT% | XRF | |
| MGO | 2.75 | WT% | XRF | |
| CAO | 5.26 | WT% | XRF | |
| NA2O | 4 | WT% | XRF | |
| K2O | 2.28 | WT% | XRF | |
| P2O5 | 0.27 | WT% | XRF | |
| LOI | 0.42 | WT% | XRF | |
| BA | 550 | PPM | EDXRF | |
| LA | 25 | PPM | EDXRF | |
| CE | 59 | PPM | EDXRF | |
| RB | 110 | PPM | EDXRF | |
| SR | 580 | PPM | EDXRF | |
| Y | 11 | PPM | EDXRF | |
| ZR | 130 | PPM | EDXRF | |
| NB | 11 | PPM | EDXRF | |
| NI | 17 | PPM | EDXRF | |
| ZN | 120 | PPM | EDXRF | |
| CR | 17 | PPM | EDXRF |