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Sample 814
NavDat sample number 48737 · ANDESITE
Sample
| Sample ID | 814 |
|---|
| Alternate ID | CU-19 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | Calc_alkaline |
|---|
Location
| Latitude | 45.3216 |
|---|
| Longitude | -117.75 |
|---|
| State / province | Oregon |
|---|
| Volcanic field | Powder River |
|---|
| Formation | Glass Hill Volcanic Group |
|---|
| Elevation | 1829 |
|---|
| Location comment | Powder River Volcanic Field |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 14.55 |
|
5.3 |
23.8 |
Miocene |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 59.68 | | WT% | XRF |
| AL2O3 | 16.56 | | WT% | XRF |
| TIO2 | 1.17 | | WT% | XRF |
| FEOT | 7.18 | | WT% | XRF |
| MNO | 0.12 | | WT% | XRF |
| CAO | 6.06 | | WT% | XRF |
| MGO | 3.09 | | WT% | XRF |
| K2O | 1.63 | | WT% | XRF |
| NA2O | 4.05 | | WT% | XRF |
| P2O5 | 0.46 | | WT% | XRF |
| TOTAL | 99.25 | | WT% | XRF |
| SC | 75 | | PPM | XRF |
| BA | 646 | | PPM | XRF |
| RB | 23 | | PPM | XRF |
| SR | 705 | | PPM | XRF |
| ZR | 190 | | PPM | XRF |
| Y | 26 | | PPM | XRF |
| NB | 17 | | PPM | XRF |
