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Sample DS88-038
NavDat sample number 45843 · RHYOLITE
Sample
| Sample ID | DS88-038 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 38.02 |
|---|
| Longitude | -106.972 |
|---|
| Location | Spring Creek, E of Bondholder |
|---|
| State / province | COLORADO |
|---|
| Formation | Cebolla Creek Caldera Cycle, Mineral Mtn. Rhyolite |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 27 |
|
26.9 |
27.1 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 73.82 | | WT% | XRF |
| TIO2 | 0.262965 | | WT% | XRF |
| AL2O3 | 14.2305 | | WT% | XRF |
| FE2O3 | 1.47665 | | WT% | XRF |
| MGO | 0.42479 | | WT% | XRF |
| CAO | 0.485474 | | WT% | XRF |
| NA2O | 3.69163 | | WT% | XRF |
| K2O | 4.79406 | | WT% | XRF |
| P2O5 | 0.0707983 | | WT% | XRF |
| MNO | 0.0707983 | | WT% | XRF |
| LOI | 1.12 | | WT% | XRF |
| TOTAL | 99.3276 | | WT% | XRF |
| ZN | 50 | | PPM | XRF |
| RB | 159 | | PPM | XRF |
| SR | 106 | | PPM | XRF |
| Y | 31 | | PPM | XRF |
| ZR | 184 | | PPM | XRF |
| NB | 24 | | PPM | XRF |
| PB | 35 | | PPM | XRF |
| TH | 22 | | PPM | XRF |
| BA | 626 | | PPM | XRF |
| LA | 47 | | PPM | XRF |
| CE | 85 | | PPM | XRF |
| ND | 35 | | PPM | XRF |
