Sample B-128
NavDat sample number 3821 · RHYOLITE
Sample
| Sample ID | B-128 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Approximately 500 m due East from Reds Meadow Hot Springs; 100 m W of contact with andesite. Light-grey densely-welded vitric tuff with black glassy fiamme. |
Location
| Latitude | 37.6188 |
|---|---|
| Longitude | -119.07 |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.76 | 0.759 | 0.761 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| LA | 26.4 | PPM | INAA | |
| CE | 55.6 | PPM | INAA | |
| ND | 20.8 | PPM | INAA | |
| SM | 3.51 | PPM | INAA | |
| EU | 0.079 | PPM | INAA | |
| TB | 0.48 | PPM | INAA | |
| DY | 3.2 | PPM | INAA | |
| YB | 2.23 | PPM | INAA | |
| LU | 0.28 | PPM | INAA | |
| RB | 159 | PPM | INAA | |
| CS | 4.7 | PPM | INAA | |
| BA | 63 | PPM | INAA | |
| TH | 17.97 | PPM | INAA | |
| U | 5.42 | PPM | INAA | |
| SC | 2.76 | PPM | INAA | |
| HF | 3.41 | PPM | INAA | |
| TA | 1.68 | PPM | INAA | |
| CR | 2.9 | PPM | INAA | |
| CO | 0.41 | PPM | INAA | |
| ZN | 46 | PPM | INAA | |
| MN | 281 | PPM | INAA | |
| W | 1.9 | PPM | INAA | |
| SB | 0.9 | PPM | INAA |