Sample 25
NavDat sample number 128273 · DIORITE
Sample
| Sample ID | 25 |
|---|---|
| Rock name | DIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Frost, Thomas |
| Comment | Inclusion, Large inclusion, fine grained, plag, hb, bio, sphene |
Location
| Latitude | 37.1517 |
|---|---|
| Longitude | -118.57 |
| 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 | 53.4 | WT% | XRF | |
| TIO2 | 0.97 | WT% | XRF | |
| AL2O3 | 19.6 | WT% | XRF | |
| FE2O3 | 9.76 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| MGO | 2.3 | WT% | XRF | |
| CAO | 7.23 | WT% | XRF | |
| NA2O | 4.4 | WT% | XRF | |
| K2O | 1.53 | WT% | XRF | |
| P2O5 | 0.48 | WT% | XRF | |
| LOI | 0.45 | WT% | XRF | |
| BA | 590 | PPM | EDXRF | |
| LA | 34 | PPM | EDXRF | |
| CE | 85 | PPM | EDXRF | |
| RB | 75 | PPM | EDXRF | |
| SR | 830 | PPM | EDXRF | |
| Y | 17 | PPM | EDXRF | |
| ZR | 190 | PPM | EDXRF | |
| NB | 14 | PPM | EDXRF | |
| NI | 6 | PPM | EDXRF | |
| ZN | 140 | PPM | EDXRF |