Sample CT75-6
NavDat sample number 30765 · RHYOLITE
Sample
| Sample ID | CT75-6 |
|---|---|
| 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 |
|---|---|---|---|---|---|
| 1.65 | 1.2 | 2.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 77.4 | WT% | EDXRF | |
| TIO2 | 0.07 | WT% | EDXRF | |
| AL2O3 | 12.9 | WT% | EDXRF | |
| FE2O3 | 0.56 | WT% | EDXRF | |
| MNO | 0.06 | WT% | EDXRF | |
| CAO | 0.27 | WT% | EDXRF | |
| NA2O | 3.93 | WT% | EDXRF | |
| K2O | 4.45 | WT% | EDXRF | |
| LA | 18 | PPM | INAA | |
| CE | 40 | PPM | INAA | |
| ND | 24 | PPM | INAA | |
| SM | 5.6 | PPM | INAA | |
| EU | 0.02 | PPM | INAA | |
| GD | 8.6 | PPM | INAA | |
| TB | 1 | PPM | INAA | |
| YB | 4 | PPM | INAA | |
| LU | 0.56 | PPM | INAA | |
| SC | 4.67 | PPM | INAA | |
| CO | 0.1 | PPM | INAA | |
| ZN | 36 | PPM | INAA | |
| HF | 4.7 | PPM | INAA | |
| TA | 4.59 | PPM | INAA | |
| TH | 33.8 | PPM | INAA | |
| U | 11.6 | PPM | INAA | |
| RB | 242 | PPM | INAA | |
| CS | 9 | PPM | INAA | |
| BA | 75 | PPM | INAA | |
| Y | 40 | PPM | EDXRF | |
| ZR | 100 | PPM | EDXRF | |
| NB | 50 | PPM | EDXRF |