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Sample C-91
NavDat sample number 46022 · RHYOLITE
Sample
| Sample ID | C-91 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.84 |
|---|
| Longitude | -106.994 |
|---|
| Location | Creede area |
|---|
| State / province | COLORADO |
|---|
| Formation | Bachelor Caldera Cycle, Intracaldera Bachelor Member |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 27.35 |
|
27.25 |
27.45 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 72.3 | | WT% | XRF |
| TIO2 | 0.18 | | WT% | XRF |
| AL2O3 | 13.7 | | WT% | XRF |
| FE2O3 | 0.98 | | WT% | XRF |
| MGO | 0.46 | | WT% | XRF |
| CAO | 1 | | WT% | XRF |
| NA2O | 3 | | WT% | XRF |
| K2O | 5.4 | | WT% | XRF |
| P2O5 | 0.04 | | WT% | XRF |
| MNO | 0.11 | | WT% | XRF |
| TOTAL | 97.17 | | WT% | XRF |
