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Sample 78WM068A
NavDat sample number 13511 · RHYOLITE
Sample
| Sample ID | 78WM068A |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 45.9858 |
|---|
| Longitude | -114.978 |
|---|
| Location | IDAHO COUNTY |
|---|
| State / province | Idaho |
|---|
| Volcanic field | Challis magmatic province |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 47 |
|
42 |
52 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 74.7 | | WT% | XRF |
| AL2O3 | 12.7 | | WT% | XRF |
| MGO | 0.2 | | WT% | XRF |
| CAO | 0.35 | | WT% | XRF |
| NA2O | 2.9 | | WT% | XRF |
| K2O | 5.12 | | WT% | XRF |
| TIO2 | 0.12 | | WT% | XRF |
| P2O5 | -0.1 | | WT% | XRF |
| MNO | 0.03 | | WT% | XRF |
| FE2O3T | 1.45 | | WT% | XRF |
| TOTAL | 97.47 | | WT% | XRF |
