← Search
Sample WBD-5/1130.5
NavDat sample number 11105 · SANIDINITE
Sample
| Sample ID | WBD-5/1130.5 |
|---|
| Rock name | SANIDINITE |
|---|
| Rock type | VOLCANIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | occurs only in subsurface; holocrystalline; made of up to 90% acicular sanidine |
|---|
Location
| Latitude | 44.5231 |
|---|
| Longitude | -104.448 |
|---|
| Location | Bear Lodge Mountains; drill core |
|---|
| State / province | Wyoming |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 44 |
|
38 |
50 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 48.39 | | WT% | XRF |
| AL2O3 | 16.21 | | WT% | XRF |
| FE2O3T | 4.86 | | WT% | XRF |
| MGO | 0.81 | | WT% | XRF |
| CAO | 8.31 | | WT% | XRF |
| NA2O | 0.37 | | WT% | XRF |
| K2O | 10.76 | | WT% | XRF |
| TIO2 | 1 | | WT% | XRF |
| P2O5 | 0.14 | | WT% | XRF |
| MNO | 0.28 | | WT% | XRF |
| TOTAL | 91.13 | | WT% | XRF |
