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Sample 75-20
NavDat sample number 5391 · NOT-GIVEN
Sample
| Sample ID | 75-20 |
|---|
| Rock name | NOT-GIVEN |
|---|
| Rock type | VOLCANIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 38.4261 |
|---|
| Longitude | -112.814 |
|---|
| Location | North Twin Flat Mountain Dome |
|---|
| State / province | Utah |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0.5 |
|
0.43 |
0.57 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 76.45 | | WT% | WET |
| TIO2 | 0.08 | | WT% | WET |
| AL2O3 | 12.79 | | WT% | WET |
| FE2O3 | 0.3 | | WT% | WET |
| FEO | 0.29 | | WT% | WET |
| MNO | 0.1 | | WT% | WET |
| MGO | 0.12 | | WT% | WET |
| CAO | 0.4 | | WT% | WET |
| NA2O | 4.39 | | WT% | WET |
| K2O | 4.73 | | WT% | WET |
| P2O5 | 0.06 | | WT% | WET |
| H2O | 0.1 | | WT% | WET |
| F | 0.44 | | WT% | WET |
References
- Lipman, P W; Rowley, P D; Mehnert, H H; Evans, S H, Jr; Nash, W P; Brown, F H; Izett, G A; Naeser, C W; Friedman, I (1978) Pleistocene rhyolite of the Mineral Mountains, Utah; geothermal andarcheological significance. Journal of Research of the U. S. Geological Survey, vol.6, no.1,pp.133-147, Feb 1978
