Sample J83-22
NavDat sample number 13464 · TRACHYTE
Sample
| Sample ID | J83-22 |
|---|---|
| Rock name | TRACHYTE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 29.6 |
|---|---|
| Longitude | -103.4 |
| Location | Nine Point Mesa sill |
| 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 | 62.22 | WT% | UNKNOWN | |
| TIO2 | 0.73 | WT% | UNKNOWN | |
| AL2O3 | 15.16 | WT% | UNKNOWN | |
| FE2O3 | 2.36 | WT% | UNKNOWN | |
| FEO | 4.36 | WT% | UNKNOWN | |
| MNO | 0.2 | WT% | UNKNOWN | |
| MGO | 0.56 | WT% | UNKNOWN | |
| CAO | 2.38 | WT% | UNKNOWN | |
| NA2O | 4.65 | WT% | UNKNOWN | |
| K2O | 5.13 | WT% | UNKNOWN | |
| P2O5 | 0.23 | WT% | UNKNOWN | |
| H2O_PLUS | 0.3 | WT% | UNKNOWN | |
| TOTAL | 98.28 | WT% | UNKNOWN | |
| RB | 82 | PPM | UNKNOWN | |
| SR | 159 | PPM | UNKNOWN | |
| Y | 43 | PPM | UNKNOWN | |
| ZR | 444 | PPM | UNKNOWN | |
| NB | 39 | PPM | UNKNOWN |