Sample 526
NavDat sample number 66103 · ANDESITE
Sample
| Sample ID | 526 |
|---|---|
| Alternate ID | 98-MAD-102 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Ferroandesite |
Location
| Latitude | 45.1578 |
|---|---|
| Longitude | -118.05 |
| State / province | Oregon |
| Formation | Grande Ronde Basalt |
| Elevation | 1478 |
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 | 13.15 | WT% | XRF | |
| TIO2 | 1.936 | WT% | XRF | |
| FEOT | 11.47 | WT% | XRF | |
| MNO | 0.194 | WT% | XRF | |
| CAO | 4.99 | WT% | XRF | |
| MGO | 1.51 | WT% | XRF | |
| K2O | 2.31 | WT% | XRF | |
| NA2O | 3.91 | WT% | XRF | |
| P2O5 | 0.786 | WT% | XRF | |
| CR | 3 | PPM | XRF | |
| SC | 22 | PPM | XRF | |
| V | 69 | PPM | XRF | |
| BA | 916 | PPM | XRF | |
| RB | 61 | PPM | XRF | |
| SR | 309 | PPM | XRF | |
| ZR | 241 | PPM | XRF | |
| Y | 56 | PPM | XRF | |
| NB | 20.4 | PPM | XRF | |
| GA | 23 | PPM | XRF | |
| ZN | 149 | PPM | XRF | |
| PB | 12 | PPM | XRF | |
| LA | 34 | PPM | XRF | |
| CE | 56 | PPM | XRF | |
| TH | 7 | PPM | XRF |