Sample S81-21
NavDat sample number 13235 · ANDESITE
Sample
| Sample ID | S81-21 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 43.7702 |
|---|---|
| Longitude | -122.247 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 12 | 7 | 17 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 55.48 | WT% | XRF | |
| TIO2 | 1.23 | WT% | XRF | |
| AL2O3 | 19.35 | WT% | XRF | |
| FEOT | 7.24 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| MGO | 2.88 | WT% | XRF | |
| CAO | 8.23 | WT% | XRF | |
| NA2O | 3.96 | WT% | XRF | |
| K2O | 1.2 | WT% | XRF | |
| P2O5 | 0.31 | WT% | XRF | |
| TOTAL | 100.13 | WT% | XRF | |
| BA | 326 | PPM | XRF | |
| CE | 99 | PPM | XRF | |
| RB | 14 | PPM | XRF | |
| SR | 731 | PPM | XRF | |
| Y | 19 | PPM | XRF | |
| ZR | 163 | PPM | XRF | |
| CO | 47 | PPM | XRF | |
| CR | 51 | PPM | XRF | |
| NI | 17 | PPM | XRF | |
| V | 170 | PPM | XRF | |
| ZN | 76 | PPM | XRF |