Sample 66
NavDat sample number 17266 · ANDESITE
Sample
| Sample ID | 66 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 46.969 |
|---|---|
| Longitude | -121.015 |
| State / province | Washington |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 25 | 24 | 27 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57.77 | WT% | XRF | |
| TIO2 | 0.93 | WT% | XRF | |
| AL2O3 | 18.4 | WT% | XRF | |
| FEOT | 8.36 | WT% | XRF | |
| MNO | 0.19 | WT% | XRF | |
| MGO | 2.29 | WT% | XRF | |
| CAO | 6.56 | WT% | XRF | |
| NA2O | 3.86 | WT% | XRF | |
| K2O | 1.25 | WT% | XRF | |
| P2O5 | 0.39 | WT% | XRF | |
| TOTAL | 99.98 | WT% | XRF | |
| BA | 490 | PPM | INAA | |
| LA | 22.9 | PPM | INAA | |
| CE | 51 | PPM | INAA | |
| RB | 41 | PPM | INAA | |
| SR | 390 | PPM | INAA | |
| Y | 32 | PPM | XRF | |
| ZR | 200 | PPM | INAA | |
| CO | 14 | PPM | INAA | |
| CR | -2 | PPM | INAA | |
| NI | -19 | PPM | XRF | |
| SC | 11 | PPM | XRF | |
| V | 57 | PPM | XRF |