Sample 202110
NavDat sample number 38407 · DIORITE
Sample
| Sample ID | 202110 |
|---|---|
| Rock name | DIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | duBray and Harlan |
| Comment | Diorite to granodiorite stock |
Location
| Latitude | 45.5947 |
|---|---|
| Longitude | -109.935 |
| Location | Sliderock Mountain |
| State / province | Montana |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 75.31 | 74.89 | 75.73 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 67.31 | WT% | XRF | |
| AL2O3 | 16.85 | WT% | XRF | |
| FE2O3 | 0.49 | WT% | XRF | |
| FEO | 2.52 | WT% | XRF | |
| MGO | 0.99 | WT% | XRF | |
| CAO | 3.52 | WT% | XRF | |
| NA2O | 4.56 | WT% | XRF | |
| K2O | 3.13 | WT% | XRF | |
| TIO2 | 0.35 | WT% | XRF | |
| P2O5 | 0.2 | WT% | XRF | |
| MNO | 0.07 | WT% | XRF | |
| LOI | 2.34 | WT% | XRF | |
| RB | 60 | PPM | XRF | |
| SR | 1263 | PPM | EDXRF | |
| Y | 20 | PPM | EDXRF | |
| ZR | 166 | PPM | EDXRF | |
| NB | 13 | PPM | EDXRF | |
| PB | 19 | PPM | EDXRF | |
| BA | 2111 | PPM | EDXRF | |
| LA | 28 | PPM | EDXRF | |
| CE | 70 | PPM | EDXRF | |
| ND | 22 | PPM | EDXRF |