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Sample DS85-110
NavDat sample number 45812 · RHYOLITE
Sample
| Sample ID | DS85-110 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.987 |
|---|
| Longitude | -106.93 |
|---|
| Location | San Luis Peak |
|---|
| State / province | COLORADO |
|---|
| Formation | Nelson Mountain Caldera cycle, Nelson Mountain Tuff, Equity phase, intracaldera |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 26.75 |
|
26 |
27.5 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 62.81 | | WT% | XRF |
| TIO2 | 0.692258 | | WT% | XRF |
| AL2O3 | 16.4106 | | WT% | XRF |
| FE2O3 | 5.76203 | | WT% | XRF |
| MGO | 1.94443 | | WT% | XRF |
| CAO | 4.52004 | | WT% | XRF |
| NA2O | 3.79724 | | WT% | XRF |
| K2O | 3.61399 | | WT% | XRF |
| P2O5 | 0.305408 | | WT% | XRF |
| MNO | 0.101803 | | WT% | XRF |
| LOI | 1.77 | | WT% | XRF |
| TOTAL | 99.96 | | WT% | XRF |
| ZN | 75 | | PPM | XRF |
| RB | 107 | | PPM | XRF |
| SR | 671 | | PPM | XRF |
| Y | 26 | | PPM | XRF |
| ZR | 183 | | PPM | XRF |
| NB | 13 | | PPM | XRF |
| PB | 20 | | PPM | XRF |
| CU | 46 | | PPM | XRF |
| NI | 45 | | PPM | XRF |
