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Sample DS88-005
NavDat sample number 45837 · RHYOLITE
Sample
| Sample ID | DS88-005 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
Location
| Latitude | 38.04 |
|---|
| Longitude | -106.993 |
|---|
| Location | Mineral Mountain area |
|---|
| 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 | 72.96 | | WT% | XRF |
| TIO2 | 0.280288 | | WT% | XRF |
| AL2O3 | 14.0455 | | WT% | XRF |
| FE2O3 | 1.68173 | | WT% | XRF |
| MGO | 0.477528 | | WT% | XRF |
| CAO | 1.32877 | | WT% | XRF |
| NA2O | 3.06241 | | WT% | XRF |
| K2O | 5.45005 | | WT% | XRF |
| P2O5 | 0.0622863 | | WT% | XRF |
| MNO | 0.0934294 | | WT% | XRF |
| LOI | 3.65 | | WT% | XRF |
| TOTAL | 99.442 | | WT% | XRF |
| ZN | 50 | | PPM | XRF |
| RB | 181 | | PPM | XRF |
| SR | 177 | | PPM | XRF |
| Y | 30 | | PPM | XRF |
| ZR | 169 | | PPM | XRF |
| NB | 22 | | PPM | XRF |
| PB | 34 | | PPM | XRF |
| TH | 32 | | PPM | XRF |
| BA | 625 | | PPM | XRF |
| LA | 41 | | PPM | XRF |
| CE | 71 | | PPM | XRF |
| ND | 26 | | PPM | XRF |