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Sample VC78-422
NavDat sample number 48034 · TRACHYANDESITE
Sample
| Sample ID | VC78-422 |
|---|
| Rock name | TRACHYANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Collected by | Vic Camp |
|---|
| Comment | flow |
|---|
Location
| Latitude | 46.6973 |
|---|
| Longitude | -116.753 |
|---|
| State / province | Idaho |
|---|
| Volcanic field | Potlatch volcanics |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 28.75 |
|
23.8 |
33.7 |
Oligocene |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 52.5 | | WT% | XRF |
| TIO2 | 4.1 | | WT% | XRF |
| AL2O3 | 17.44 | | WT% | XRF |
| FEO | 12.41 | | WT% | XRF |
| MNO | 0.1 | | WT% | XRF |
| MGO | 1.13 | | WT% | XRF |
| CAO | 7.96 | | WT% | XRF |
| NA2O | 2.7 | | WT% | XRF |
| K2O | 0.37 | | WT% | XRF |
| P2O5 | 1.09 | | WT% | XRF |
