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Sample 7H31A
NavDat sample number 48561 · RHYODACITE
Sample
| Sample ID | 7H31A |
|---|
| Rock name | RHYODACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
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 | 71.64 | | WT% | XRF |
| TIO2 | 0.61 | | WT% | XRF |
| AL2O3 | 12.95 | | WT% | XRF |
| FE2O3T | 4.23 | | WT% | XRF |
| MNO | 0.05 | | WT% | XRF |
| MGO | 0.27 | | WT% | XRF |
| CAO | 1.48 | | WT% | XRF |
| NA2O | 3.37 | | WT% | XRF |
| K2O | 4.62 | | WT% | XRF |
| P2O5 | 0.11 | | WT% | XRF |
| LOI | 0.75 | | WT% | XRF |
| TOTAL | 100.08 | | WT% | XRF |