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Sample 78WM097B
NavDat sample number 13524 · RHYOLITE
Sample
| Sample ID | 78WM097B |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 45.9667 |
|---|
| Longitude | -115.01 |
|---|
| 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 | 75.6 | | WT% | XRF |
| AL2O3 | 12.2 | | WT% | XRF |
| MGO | 0.2 | | WT% | XRF |
| CAO | 0.26 | | WT% | XRF |
| NA2O | 3.1 | | WT% | XRF |
| K2O | 4.97 | | WT% | XRF |
| TIO2 | 0.12 | | WT% | XRF |
| P2O5 | -0.1 | | WT% | XRF |
| MNO | -0.02 | | WT% | XRF |
| FE2O3T | 1.45 | | WT% | XRF |
| TOTAL | 97.78 | | WT% | XRF |
