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Sample C-95
NavDat sample number 4496 · RHYOLITE
Sample
| Sample ID | C-95 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.907 |
|---|
| Longitude | -106.909 |
|---|
| Location | La Garita Mtns., east Willow Ck. |
|---|
| State / province | COLORADO |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 28.5 |
|
28.4 |
28.6 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 66.6 | | WT% | XRF |
| TIO2 | 0.53 | | WT% | XRF |
| AL2O3 | 16.1 | | WT% | XRF |
| FE2O3 | 4.2 | | WT% | XRF |
| MGO | 0.94 | | WT% | XRF |
| CAO | 3.4 | | WT% | XRF |
| NA2O | 3.9 | | WT% | XRF |
| K2O | 4 | | WT% | XRF |
| P2O5 | 0.21 | | WT% | XRF |
| MNO | 0.06 | | WT% | XRF |
| LOI | 0.81 | | WT% | XRF |
| TOTAL | 99.94 | | WT% | XRF |
