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Sample 19
NavDat sample number 11042 · RHYODACITE
Sample
| Sample ID | 19 |
|---|
| Rock name | RHYODACITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | gray rhyodacite |
|---|
Location
| Latitude | 44.43 |
|---|
| Longitude | -115.18 |
|---|
| State / province | Idaho |
|---|
| Volcanic field | Eocene dike rocks |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 48 |
|
44 |
52 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 71.9 | | WT% | XRF |
| AL2O3 | 13.7 | | WT% | XRF |
| FE2O3 | 0.88 | | WT% | XRF |
| FEO | 1.2 | | WT% | XRF |
| MGO | 0.95 | | WT% | XRF |
| CAO | 1.75 | | WT% | XRF |
| NA2O | 3.02 | | WT% | XRF |
| K2O | 4.41 | | WT% | XRF |
| TIO2 | 0.28 | | WT% | XRF |
| P2O5 | 0.1 | | WT% | XRF |
| MNO | 0.03 | | WT% | XRF |
| LOI | 0.67 | | WT% | XRF |
| TOTAL | 98.89 | | WT% | XRF |
