Sample DM138
NavDat sample number 38202 · RHYOLITE
Sample
| Sample ID | DM138 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 30.675 |
|---|---|
| Longitude | -104.093 |
| Location | pyroclastic flow deposit, tuff of Wild Cherry |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 35.3 | 26 | 38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 69.07 | WT% | UNKNOWN | |
| TIO2 | 0.46 | WT% | UNKNOWN | |
| AL2O3 | 14.78 | WT% | UNKNOWN | |
| FE2O3 | 0.55 | WT% | UNKNOWN | |
| FEO | 2.28 | WT% | UNKNOWN | |
| MNO | 0.1 | WT% | UNKNOWN | |
| MGO | 0.03 | WT% | UNKNOWN | |
| CAO | 0.65 | WT% | UNKNOWN | |
| NA2O | 4.59 | WT% | UNKNOWN | |
| K2O | 5.73 | WT% | UNKNOWN | |
| P2O5 | 0.1 | WT% | UNKNOWN | |
| TOTAL | 98.34 | WT% | UNKNOWN | |
| SC | 2.59 | PPM | UNKNOWN | |
| CR | 0.97 | PPM | UNKNOWN | |
| ZN | 75.7 | PPM | UNKNOWN | |
| RB | 214 | PPM | UNKNOWN | |
| SR | 62.7 | PPM | UNKNOWN | |
| Y | 122 | PPM | UNKNOWN | |
| ZR | 587 | PPM | UNKNOWN | |
| NB | 86.1 | PPM | UNKNOWN | |
| CS | 2.79 | PPM | UNKNOWN | |
| BA | 131 | PPM | UNKNOWN | |
| LA | 98.9 | PPM | UNKNOWN | |
| CE | 176 | PPM | UNKNOWN | |
| ND | 63 | PPM | UNKNOWN | |
| SM | 11.8 | PPM | UNKNOWN | |
| EU | 0.5 | PPM | UNKNOWN | |
| TB | 2.11 | PPM | UNKNOWN | |
| YB | 7.46 | PPM | UNKNOWN | |
| LU | 1.07 | PPM | UNKNOWN | |
| HF | 18.07 | PPM | UNKNOWN | |
| TA | 7.28 | PPM | UNKNOWN | |
| TH | 36.13 | PPM | UNKNOWN | |
| U | 11.52 | PPM | UNKNOWN |