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Sample PDS 18-962
NavDat sample number 45978 · PYROCLASTIC-FLOW
Sample
| Sample ID | PDS 18-962 |
|---|
| Rock name | PYROCLASTIC-FLOW |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.924 |
|---|
| Longitude | -106.956 |
|---|
| Location | W. Willow Creek |
|---|
| State / province | COLORADO |
|---|
| Formation | South River Caldera Cycle, Silver River volcanics, Wason Park Tuff, Pioneer drillholes |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 27.1 |
|
27 |
27.2 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 76.81 | | WT% | XRF |
| TIO2 | 0.358944 | | WT% | XRF |
| AL2O3 | 14.2552 | | WT% | XRF |
| FE2O3 | 0.943509 | | WT% | XRF |
| MGO | 0.266644 | | WT% | XRF |
| CAO | 0.1846 | | WT% | XRF |
| NA2O | 0.174344 | | WT% | XRF |
| K2O | 6.05077 | | WT% | XRF |
| P2O5 | 0.0717887 | | WT% | XRF |
| MNO | 0.0102555 | | WT% | XRF |
| LOI | 2.47 | | WT% | XRF |
| TOTAL | 99.126 | | WT% | XRF |
