Sample DM158
NavDat sample number 38178 · TRACHYTE
Sample
| Sample ID | DM158 |
|---|---|
| Rock name | TRACHYTE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 30.6783 |
|---|---|
| Longitude | -104.015 |
| Location | Eppenhauer Ranch Formation, outcrop on Observatory Rd |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 32 | 26 | 38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 58.84 | WT% | UNKNOWN | |
| TIO2 | 1.78 | WT% | UNKNOWN | |
| AL2O3 | 14.47 | WT% | UNKNOWN | |
| FE2O3 | 1.72 | WT% | UNKNOWN | |
| FEO | 7.11 | WT% | UNKNOWN | |
| MNO | 0.09 | WT% | UNKNOWN | |
| MGO | 2.08 | WT% | UNKNOWN | |
| CAO | 2.64 | WT% | UNKNOWN | |
| NA2O | 4.01 | WT% | UNKNOWN | |
| K2O | 5.17 | WT% | UNKNOWN | |
| P2O5 | 0.75 | WT% | UNKNOWN | |
| TOTAL | 98.66 | WT% | UNKNOWN | |
| SC | 16.81 | PPM | UNKNOWN | |
| RB | 193 | PPM | UNKNOWN | |
| SR | 289 | PPM | UNKNOWN | |
| Y | 141 | PPM | UNKNOWN | |
| ZR | 966 | PPM | UNKNOWN | |
| NB | 59.2 | PPM | UNKNOWN | |
| CS | 2.72 | PPM | UNKNOWN | |
| BA | 1598 | PPM | UNKNOWN | |
| LA | 119 | PPM | UNKNOWN | |
| CE | 238 | PPM | UNKNOWN | |
| ND | 104 | PPM | UNKNOWN | |
| SM | 21.47 | PPM | UNKNOWN | |
| EU | 3.77 | PPM | UNKNOWN | |
| TB | 3.57 | PPM | UNKNOWN | |
| YB | 7.84 | PPM | UNKNOWN | |
| LU | 1.07 | PPM | UNKNOWN | |
| HF | 24.57 | PPM | UNKNOWN | |
| TA | 7.82 | PPM | UNKNOWN | |
| TH | 26.68 | PPM | UNKNOWN | |
| U | 4.15 | PPM | UNKNOWN |