Sample 490
NavDat sample number 66095 · ANDESITE
Sample
| Sample ID | 490 |
|---|---|
| Alternate ID | 98-MAD-5 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Andesite |
Location
| Latitude | 45.1789 |
|---|---|
| Longitude | -118.072 |
| State / province | Oregon |
| Formation | Grande Ronde Basalt |
| Elevation | 1503 |
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 | 60.33 | WT% | XRF | |
| AL2O3 | 13.18 | WT% | XRF | |
| TIO2 | 1.938 | WT% | XRF | |
| FEOT | 10.77 | WT% | XRF | |
| MNO | 0.18 | WT% | XRF | |
| CAO | 4.98 | WT% | XRF | |
| MGO | 1.49 | WT% | XRF | |
| K2O | 2.32 | WT% | XRF | |
| NA2O | 4.03 | WT% | XRF | |
| P2O5 | 0.784 | WT% | XRF | |
| TOTAL | 98.63 | WT% | XRF | |
| CR | 6 | PPM | XRF | |
| SC | 20 | PPM | XRF | |
| V | 80 | PPM | XRF | |
| BA | 903 | PPM | XRF | |
| RB | 66 | PPM | XRF | |
| SR | 309 | PPM | XRF | |
| ZR | 238 | PPM | XRF | |
| Y | 58 | PPM | XRF | |
| NB | 19.6 | PPM | XRF | |
| GA | 25 | PPM | XRF | |
| CU | 7 | PPM | XRF | |
| ZN | 149 | PPM | XRF | |
| PB | 12 | PPM | XRF | |
| LA | 35 | PPM | XRF | |
| CE | 90 | PPM | XRF | |
| TH | 10 | PPM | XRF |