Sample 5-D
NavDat sample number 8336 · RHYOLITE
Sample
| Sample ID | 5-D |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 29.1833 |
|---|---|
| Longitude | -103.9 |
| Location | Sierra el Ocotillo Tuff |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 33.3 | 26 | 38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 72.61 | WT% | UNKNOWN | |
| TIO2 | 0.38 | WT% | UNKNOWN | |
| AL2O3 | 13.58 | WT% | UNKNOWN | |
| FE2O3 | 1.84 | WT% | UNKNOWN | |
| FEO | 0.14 | WT% | UNKNOWN | |
| MNO | 0.03 | WT% | UNKNOWN | |
| MGO | 0.13 | WT% | UNKNOWN | |
| CAO | 0.6 | WT% | UNKNOWN | |
| NA2O | 4.38 | WT% | UNKNOWN | |
| K2O | 5.16 | WT% | UNKNOWN | |
| P2O5 | 0.08 | WT% | UNKNOWN | |
| H2O_PLUS | 0.46 | WT% | UNKNOWN | |
| H2O_MINUS | 0.1 | WT% | UNKNOWN | |
| CO2 | 0.19 | WT% | UNKNOWN | |
| TOTAL | 99.72 | WT% | UNKNOWN | |
| RB | 182 | PPM | UNKNOWN | |
| SR | 57 | PPM | UNKNOWN | |
| Y | 44 | PPM | UNKNOWN | |
| ZR | 463 | PPM | UNKNOWN | |
| NB | 40 | PPM | UNKNOWN |