Sample AC-23
NavDat sample number 14996 · DIORITE
Sample
| Sample ID | AC-23 |
|---|---|
| Rock name | DIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Thomas P. Frost |
| Comment | Faintly-layered bio-hb, medium grained diorite |
Location
| Latitude | 36.9569 |
|---|---|
| Longitude | -118.347 |
| Location | Eastern Sierra Nevada |
| State / province | California |
| Volcanic field | Armstrong Canyon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 154.15 | 153.8 | 154.5 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 47.6 | WT% | XRF | |
| TIO2 | 1.2 | WT% | XRF | |
| AL2O3 | 19.6 | WT% | XRF | |
| FE2O3 | 11.2 | WT% | XRF | |
| MNO | 0.16 | WT% | XRF | |
| MGO | 5.24 | WT% | XRF | |
| CAO | 9.14 | WT% | XRF | |
| NA2O | 3.16 | WT% | XRF | |
| K2O | 1.56 | WT% | XRF | |
| P2O5 | 0.45 | WT% | XRF | |
| LOI | 0.73 | WT% | XRF | |
| V | 220 | PPM | XRF | |
| CR | 39 | PPM | EDXRF | |
| NI | 25 | PPM | EDXRF | |
| ZN | 130 | PPM | EDXRF | |
| RB | 49 | PPM | EDXRF | |
| SR | 830 | PPM | EDXRF | |
| Y | 25 | PPM | EDXRF | |
| ZR | 185 | PPM | EDXRF | |
| NB | 11 | PPM | EDXRF | |
| BA | 530 | PPM | EDXRF |