Sample 254
NavDat sample number 65967 · ANDESITE
Sample
| Sample ID | 254 |
|---|---|
| Alternate ID | 98-LG-157 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Basaltic Andesite |
Location
| Latitude | 45.3998 |
|---|---|
| Longitude | -118.396 |
| State / province | Oregon |
| Formation | Grande Ronde Basalt |
| Elevation | 1408 |
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 | 62.29 | WT% | XRF | |
| AL2O3 | 14.64 | WT% | XRF | |
| TIO2 | 2.159 | WT% | XRF | |
| FEOT | 8.65 | WT% | XRF | |
| MNO | 0.072 | WT% | XRF | |
| CAO | 4.3 | WT% | XRF | |
| MGO | 0.53 | WT% | XRF | |
| K2O | 2.4 | WT% | XRF | |
| NA2O | 4.11 | WT% | XRF | |
| P2O5 | 0.85 | WT% | XRF | |
| TOTAL | 97.36 | WT% | XRF | |
| CR | 1 | PPM | XRF | |
| SC | 23 | PPM | XRF | |
| V | 70 | PPM | XRF | |
| BA | 1184 | PPM | XRF | |
| RB | 55 | PPM | XRF | |
| SR | 347 | PPM | XRF | |
| ZR | 263 | PPM | XRF | |
| Y | 57 | PPM | XRF | |
| NB | 21.5 | PPM | XRF | |
| GA | 24 | PPM | XRF | |
| ZN | 193 | PPM | XRF | |
| PB | 13 | PPM | XRF | |
| LA | 36 | PPM | XRF | |
| CE | 74 | PPM | XRF | |
| TH | 6 | PPM | XRF |