Sample 202607
NavDat sample number 50151 · RHYOLITE
Sample
| Sample ID | 202607 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 46.0597 |
|---|---|
| Longitude | -110.293 |
| Location | Crazy Mountains |
| State / province | Montana |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 50 | 49.5 | 50.5 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 69.62 | WT% | XRF | |
| AL2O3 | 15.9 | WT% | XRF | |
| FE2O3 | 0.22 | WT% | XRF | |
| FEO | 1.77 | WT% | XRF | |
| MGO | 1.01 | WT% | XRF | |
| CAO | 2.73 | WT% | XRF | |
| NA2O | 4.53 | WT% | XRF | |
| K2O | 3.67 | WT% | XRF | |
| TIO2 | 0.38 | WT% | XRF | |
| P2O5 | 0.15 | WT% | XRF | |
| MNO | 0.03 | WT% | XRF | |
| LOI | 4.3 | WT% | XRF | |
| RB | 58 | PPM | EDXRF | |
| SR | 772 | PPM | EDXRF | |
| Y | 6 | PPM | EDXRF | |
| ZR | 105 | PPM | EDXRF | |
| NB | 8 | PPM | EDXRF | |
| BA | 2680 | PPM | EDXRF | |
| LA | 40 | PPM | EDXRF | |
| CE | 45 | PPM | EDXRF | |
| ND | 26 | PPM | EDXRF |