Sample LDA-X
NavDat sample number 8344 · RHYOLITE
Sample
| Sample ID | LDA-X |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 29.1667 |
|---|---|
| Longitude | -104.05 |
| Location | vitrophyre, Santana Tuff |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.8 | 26 | 38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 73.45 | WT% | UNKNOWN | |
| TIO2 | 0.17 | WT% | UNKNOWN | |
| AL2O3 | 11.76 | WT% | UNKNOWN | |
| FE2O3 | 1.15 | WT% | UNKNOWN | |
| FEO | 0.84 | WT% | UNKNOWN | |
| MNO | 0.04 | WT% | UNKNOWN | |
| MGO | 0.07 | WT% | UNKNOWN | |
| CAO | 0.63 | WT% | UNKNOWN | |
| NA2O | 4.32 | WT% | UNKNOWN | |
| K2O | 3.68 | WT% | UNKNOWN | |
| P2O5 | 0.06 | WT% | UNKNOWN | |
| H2O_PLUS | 4.11 | WT% | UNKNOWN | |
| H2O_MINUS | 0.24 | WT% | UNKNOWN | |
| CO2 | 0.02 | WT% | UNKNOWN | |
| TOTAL | 100.54 | WT% | UNKNOWN | |
| RB | 258 | PPM | UNKNOWN | |
| SR | 41 | PPM | UNKNOWN | |
| Y | 57 | PPM | UNKNOWN | |
| ZR | 368 | PPM | UNKNOWN | |
| NB | 94 | PPM | UNKNOWN |