Sample 47
NavDat sample number 30785 · RHYOLITE
Sample
| Sample ID | 47 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 37.775 |
|---|---|
| Longitude | -118.708 |
| Location | Glass Mountain |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 1 | 0.9 | 1.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 77.2 | WT% | EDXRF | |
| TIO2 | 0.06 | WT% | EDXRF | |
| AL2O3 | 12.6 | WT% | EDXRF | |
| FE2O3 | 0.78 | WT% | EDXRF | |
| MNO | 0.04 | WT% | EDXRF | |
| CAO | 0.41 | WT% | EDXRF | |
| NA2O | 3.9 | WT% | EDXRF | |
| K2O | 4.79 | WT% | EDXRF | |
| LOI | 0.34 | WT% | EDXRF | |
| LA | 26.3 | PPM | INAA | |
| CE | 57.5 | PPM | INAA | |
| ND | 22 | PPM | INAA | |
| SM | 4.52 | PPM | INAA | |
| EU | 0.031 | PPM | INAA | |
| GD | 4.8 | PPM | INAA | |
| TB | 0.64 | PPM | INAA | |
| YB | 2.64 | PPM | INAA | |
| LU | 0.34 | PPM | INAA | |
| SC | 2.78 | PPM | INAA | |
| CO | 0.05 | PPM | INAA | |
| ZN | 27.1 | PPM | INAA | |
| HF | 3.7 | PPM | INAA | |
| TA | 2.51 | PPM | INAA | |
| TH | 19.3 | PPM | INAA | |
| U | 6.3 | PPM | INAA | |
| RB | 177 | PPM | INAA | |
| CS | 4.89 | PPM | INAA | |
| BA | 31 | PPM | INAA | |
| RB | 170 | PPM | EDXRF | |
| Y | 22 | PPM | EDXRF | |
| ZR | 98 | PPM | EDXRF | |
| NB | 24 | PPM | EDXRF |