Sample DM136
NavDat sample number 38200 · RHYOLITE
Sample
| Sample ID | DM136 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 30.665 |
|---|---|
| Longitude | -104.03 |
| Location | base of Mount Locke Formation, roadcut on rte 118 near Mt Locke |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 35.4 | 35.3 | 35.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 68.73 | WT% | UNKNOWN | |
| TIO2 | 0.5 | WT% | UNKNOWN | |
| AL2O3 | 14.3 | WT% | UNKNOWN | |
| FE2O3 | 0.69 | WT% | UNKNOWN | |
| FEO | 2.83 | WT% | UNKNOWN | |
| MNO | 0.09 | WT% | UNKNOWN | |
| MGO | 0.07 | WT% | UNKNOWN | |
| CAO | 0.86 | WT% | UNKNOWN | |
| NA2O | 4.53 | WT% | UNKNOWN | |
| K2O | 5.28 | WT% | UNKNOWN | |
| P2O5 | 0.12 | WT% | UNKNOWN | |
| TOTAL | 98 | WT% | UNKNOWN | |
| SC | 4.53 | PPM | UNKNOWN | |
| CR | 1.52 | PPM | UNKNOWN | |
| ZN | 99.7 | PPM | UNKNOWN | |
| RB | 215 | PPM | UNKNOWN | |
| SR | 53.3 | PPM | UNKNOWN | |
| Y | 125 | PPM | UNKNOWN | |
| ZR | 827 | PPM | UNKNOWN | |
| NB | 101 | PPM | UNKNOWN | |
| CS | 2.18 | PPM | UNKNOWN | |
| BA | 132 | PPM | UNKNOWN | |
| LA | 137 | PPM | UNKNOWN | |
| CE | 210 | PPM | UNKNOWN | |
| ND | 87.8 | PPM | UNKNOWN | |
| SM | 15.85 | PPM | UNKNOWN | |
| EU | 0.64 | PPM | UNKNOWN | |
| TB | 3.01 | PPM | UNKNOWN | |
| YB | 9.22 | PPM | UNKNOWN | |
| LU | 1.25 | PPM | UNKNOWN | |
| HF | 26.12 | PPM | UNKNOWN | |
| TA | 6.78 | PPM | UNKNOWN | |
| TH | 26.42 | PPM | UNKNOWN | |
| U | 8.03 | PPM | UNKNOWN |