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Sample H89-23
NavDat sample number 33632 · RHYOLITE
Sample
| Sample ID | H89-23 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 30.8383 |
|---|
| Longitude | -103.962 |
|---|
| Location | Sheep Pasture Formation, Davis Mtns |
|---|
| State / province | Texas |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 35.31 |
|
35.25 |
35.37 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 73.19 | | WT% | ICP |
| TIO2 | 0.26 | | WT% | ICP |
| AL2O3 | 13.17 | | WT% | ICP |
| FE2O3 | 1.83 | | WT% | ICP |
| FEO | 1.05 | | WT% | ICP |
| MNO | 0.08 | | WT% | ICP |
| MGO | 0.1 | | WT% | ICP |
| CAO | 0.49 | | WT% | ICP |
| NA2O | 4.42 | | WT% | ICP |
| K2O | 5.38 | | WT% | ICP |
| P2O5 | 0.02 | | WT% | ICP |
| H2O_PLUS | 0.42 | | WT% | ICP |
| TOTAL | 98.86 | | WT% | ICP |
| SR | 7 | | PPM | ICP |
| BA | 38 | | PPM | ICP |
