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Sample 7H31B
NavDat sample number 48562 · RHYOLITE
Sample
| Sample ID | 7H31B |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | probably altered |
|---|
Location
| Latitude | 43.2949 |
|---|
| Longitude | -113.965 |
|---|
| Location | Little Wood River area |
|---|
| State / province | Idaho |
|---|
| Volcanic field | Idavada Volcanics |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 11 |
|
8 |
15 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 69.55 | | WT% | XRF |
| TIO2 | 0.58 | | WT% | XRF |
| AL2O3 | 12.76 | | WT% | XRF |
| FE2O3T | 4.22 | | WT% | XRF |
| MNO | 0.06 | | WT% | XRF |
| MGO | 0.39 | | WT% | XRF |
| CAO | 1.73 | | WT% | XRF |
| NA2O | 2.87 | | WT% | XRF |
| K2O | 4.83 | | WT% | XRF |
| P2O5 | 0.1 | | WT% | XRF |
| LOI | 2.51 | | WT% | XRF |
| TOTAL | 99.6 | | WT% | XRF |
