Sample J-7
NavDat sample number 15812 · TRACHYANDESITE
Sample
| Sample ID | J-7 |
|---|---|
| Rock name | TRACHYANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 29.3667 |
|---|---|
| Longitude | -104.095 |
| Location | Sauceda Lavas Member, Rawls Formation, 0.6 km west of Tapada Creek bridge |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.1 | 18 | 28 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 55.24 | WT% | UNKNOWN | |
| TIO2 | 1.82 | WT% | UNKNOWN | |
| AL2O3 | 19.09 | WT% | UNKNOWN | |
| FEOT | 7.34 | WT% | UNKNOWN | |
| MNO | 0.17 | WT% | UNKNOWN | |
| MGO | 1.38 | WT% | UNKNOWN | |
| CAO | 5.52 | WT% | UNKNOWN | |
| NA2O | 4.78 | WT% | UNKNOWN | |
| K2O | 4.01 | WT% | UNKNOWN | |
| P2O5 | 0.65 | WT% | UNKNOWN | |
| TOTAL | 100 | WT% | UNKNOWN | |
| SC | 10.6 | PPM | UNKNOWN | |
| V | 60 | PPM | UNKNOWN | |
| CR | 3.87 | PPM | UNKNOWN | |
| NI | 13.3 | PPM | UNKNOWN | |
| ZN | 127 | PPM | UNKNOWN | |
| RB | 79 | PPM | UNKNOWN | |
| SR | 652 | PPM | UNKNOWN | |
| Y | 48.5 | PPM | UNKNOWN | |
| ZR | 453 | PPM | UNKNOWN | |
| NB | 48.7 | PPM | UNKNOWN | |
| CS | 0.85 | PPM | UNKNOWN | |
| BA | 1294 | PPM | UNKNOWN | |
| LA | 62 | PPM | UNKNOWN | |
| CE | 131 | PPM | UNKNOWN | |
| ND | 53 | PPM | UNKNOWN | |
| SM | 10.7 | PPM | UNKNOWN | |
| EU | 3.64 | PPM | UNKNOWN | |
| TB | 1.7 | PPM | UNKNOWN | |
| YB | 3.91 | PPM | UNKNOWN | |
| LU | 0.51 | PPM | UNKNOWN | |
| HF | 11.1 | PPM | UNKNOWN | |
| TA | 5.15 | PPM | UNKNOWN | |
| TH | 9 | PPM | UNKNOWN | |
| U | 2.7 | PPM | UNKNOWN |