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Sample 547
NavDat sample number 6990 · RHYOLITE
Sample
| Sample ID | 547 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 44.5189 |
|---|
| Longitude | -114.303 |
|---|
| State / province | Idaho |
|---|
| Volcanic field | Challis Volcanic Group, Yankee Fork Rhyolite |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 44.5 |
|
42 |
47 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 72.31 | | WT% | XRF |
| AL2O3 | 12.67 | | WT% | XRF |
| TIO2 | 0.23 | | WT% | XRF |
| FE2O3T | 3.32 | | WT% | XRF |
| CAO | 0.66 | | WT% | XRF |
| MGO | 0.67 | | WT% | XRF |
| K2O | 7.09 | | WT% | XRF |
| NA2O | 2.89 | | WT% | XRF |
| MNO | 0.08 | | WT% | XRF |
| P2O5 | 0.18 | | WT% | XRF |
