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Sample 811
NavDat sample number 66203 · ANDESITE
Sample
| Sample ID | 811 |
|---|
| Alternate ID | SV-35 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | Andesite |
Location
| Latitude | 45.449 |
|---|
| Longitude | -118.137 |
|---|
| State / province | Oregon |
|---|
| Formation | Grande Ronde Basalt |
|---|
| Elevation | 1463 |
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 | 58.84 | | WT% | XRF |
| AL2O3 | 12.89 | | WT% | XRF |
| TIO2 | 1.9 | | WT% | XRF |
| FEOT | 12.18 | | WT% | XRF |
| MNO | 0.21 | | WT% | XRF |
| CAO | 5.25 | | WT% | XRF |
| MGO | 1.75 | | WT% | XRF |
| K2O | 2.9 | | WT% | XRF |
| NA2O | 3.32 | | WT% | XRF |
| P2O5 | 0.77 | | WT% | XRF |
| LOI | 0.65 | | WT% | XRF |
| TOTAL | 99.4 | | WT% | XRF |
| BA | 872 | | PPM | XRF |
| RB | 59 | | PPM | XRF |
| SR | 301 | | PPM | XRF |
| ZR | 266 | | PPM | XRF |
| Y | 56 | | PPM | XRF |
| NB | 16 | | PPM | XRF |