Sample 7B
NavDat sample number 128382 · DIORITE
Sample
| Sample ID | 7B |
|---|---|
| Rock name | DIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Frost, Thomas |
| Comment | Comp. dike |
Location
| Latitude | 37.0922 |
|---|---|
| Longitude | -118.644 |
| 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 | 57.6 | WT% | XRF | |
| TIO2 | 0.93 | WT% | XRF | |
| AL2O3 | 17.4 | WT% | XRF | |
| FE2O3 | 7.55 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| MGO | 3.12 | WT% | XRF | |
| CAO | 6.04 | WT% | XRF | |
| NA2O | 4.62 | WT% | XRF | |
| K2O | 1.51 | WT% | XRF | |
| P2O5 | 0.33 | WT% | XRF | |
| LOI | 0.73 | WT% | XRF | |
| BA | 450 | PPM | EDXRF | |
| LA | 28 | PPM | EDXRF | |
| CE | 65 | PPM | EDXRF | |
| RB | 140 | PPM | EDXRF | |
| SR | 560 | PPM | EDXRF | |
| Y | 20 | PPM | EDXRF | |
| ZR | 145 | PPM | EDXRF | |
| NB | 15 | PPM | EDXRF | |
| NI | 7 | PPM | EDXRF | |
| ZN | 120 | PPM | EDXRF | |
| CR | 5 | PPM | EDXRF |