Sample DB7am
NavDat sample number 128398 · DIORITE
Sample
| Sample ID | DB7am |
|---|---|
| Rock name | DIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Frost, Thomas |
| Comment | Comp. dike |
Location
| Latitude | 37.1039 |
|---|---|
| Longitude | -118.053 |
| 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 | 50.5 | WT% | XRF | |
| TIO2 | 1.3 | WT% | XRF | |
| AL2O3 | 18.4 | WT% | XRF | |
| FE2O3 | 9.75 | WT% | XRF | |
| MNO | 0.16 | WT% | XRF | |
| MGO | 5.2 | WT% | XRF | |
| CAO | 7.1 | WT% | XRF | |
| NA2O | 4.3 | WT% | XRF | |
| K2O | 2.05 | WT% | XRF | |
| P2O5 | 0.4 | WT% | XRF | |
| LOI | 1 | WT% | XRF | |
| BA | 370 | PPM | EDXRF | |
| LA | 22 | PPM | EDXRF | |
| CE | 54 | PPM | EDXRF | |
| RB | 110 | PPM | EDXRF | |
| SR | 610 | PPM | EDXRF | |
| Y | 18 | PPM | EDXRF | |
| ZR | 130 | PPM | EDXRF | |
| NB | 13 | PPM | EDXRF | |
| NI | 28 | PPM | EDXRF | |
| ZN | 165 | PPM | EDXRF | |
| CR | 76 | PPM | EDXRF |