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Sample 847
NavDat sample number 39968 · ANDESITE
Sample
| Sample ID | 847 |
|---|
| Alternate ID | AXB-113 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
Location
| Latitude | 43.9564 |
|---|
| Longitude | -117.467 |
|---|
| State / province | Oregon |
|---|
| Volcanic field | XRAL |
|---|
| Formation | Oregon-Idaho Graben |
|---|
| Elevation | 786 |
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 | 59.75 | | WT% | XRF |
| AL2O3 | 17.12 | | WT% | XRF |
| TIO2 | 0.89 | | WT% | XRF |
| FEOT | 5.99 | | WT% | XRF |
| MNO | 0.15 | | WT% | XRF |
| CAO | 6.07 | | WT% | XRF |
| MGO | 3.09 | | WT% | XRF |
| K2O | 2.2 | | WT% | XRF |
| NA2O | 4.28 | | WT% | XRF |
| P2O5 | 0.44 | | WT% | XRF |
| TOTAL | 100.6 | | WT% | XRF |
| LOI | 0.77 | | WT% | XRF |
| BA | 965 | | PPM | ICP |
| RB | 41 | | PPM | ICP |
| SR | 647 | | PPM | ICP |
| ZR | 184 | | PPM | ICP |
| Y | 26 | | PPM | ICP |
| NB | 35 | | PPM | ICP |