Sample 409
NavDat sample number 66055 · ANDESITE
Sample
| Sample ID | 409 |
|---|---|
| Alternate ID | 98-MAD-41 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Andesite |
Location
| Latitude | 45.2175 |
|---|---|
| Longitude | -118.026 |
| State / province | Oregon |
| Formation | Grande Ronde Basalt |
| Elevation | 1103 |
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 | 60.11 | WT% | XRF | |
| AL2O3 | 13.17 | WT% | XRF | |
| TIO2 | 1.923 | WT% | XRF | |
| FEOT | 10.87 | WT% | XRF | |
| MNO | 0.199 | WT% | XRF | |
| CAO | 4.93 | WT% | XRF | |
| MGO | 1.55 | WT% | XRF | |
| K2O | 2.4 | WT% | XRF | |
| NA2O | 4.06 | WT% | XRF | |
| P2O5 | 0.786 | WT% | XRF | |
| TOTAL | 98.73 | WT% | XRF | |
| CR | 3 | PPM | XRF | |
| SC | 21 | PPM | XRF | |
| V | 67 | PPM | XRF | |
| BA | 888 | PPM | XRF | |
| RB | 66 | PPM | XRF | |
| SR | 303 | PPM | XRF | |
| ZR | 235 | PPM | XRF | |
| Y | 54 | PPM | XRF | |
| NB | 18.5 | PPM | XRF | |
| GA | 24 | PPM | XRF | |
| CU | 1 | PPM | XRF | |
| ZN | 141 | PPM | XRF | |
| PB | 11 | PPM | XRF | |
| LA | 34 | PPM | XRF | |
| CE | 81 | PPM | XRF | |
| TH | 8 | PPM | XRF |