← Search
Sample B6-62-39
NavDat sample number 4492 · RHYOLITE
Sample
| Sample ID | B6-62-39 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.727 |
|---|
| Longitude | -106.323 |
|---|
| Location | Sapinero Quad |
|---|
| 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 | 70.2 | | WT% | XRF |
| TIO2 | 0.4 | | WT% | XRF |
| AL2O3 | 14.2 | | WT% | XRF |
| FE2O3 | 3.96 | | WT% | XRF |
| MGO | 1.4 | | WT% | XRF |
| CAO | 2.7 | | WT% | XRF |
| NA2O | 2.9 | | WT% | XRF |
| K2O | 4.1 | | WT% | XRF |
| P2O5 | 0.19 | | WT% | XRF |
| MNO | 0.09 | | WT% | XRF |
| LOI | 1.6 | | WT% | XRF |
| TOTAL | 100.14 | | WT% | XRF |
