Sample 22
NavDat sample number 12792 · ANDESITE
Sample
| Sample ID | 22 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Hammond and Korosec |
| Comment | Andesite of Black Creek |
Location
| Latitude | 45.5403 |
|---|---|
| Longitude | -121.499 |
| State / province | Washington |
| Volcanic field | Indian Heaven |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 3.3 | 3.05 | 3.55 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.7 | WT% | XRF | |
| AL2O3 | 16.72 | WT% | XRF | |
| FEOT | 6.65 | WT% | XRF | |
| TIO2 | 0.98 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| MGO | 5.24 | WT% | XRF | |
| CAO | 6.98 | WT% | XRF | |
| NA2O | 4.13 | WT% | XRF | |
| K2O | 1.16 | WT% | XRF | |
| P2O5 | 0.36 | WT% | XRF | |
| H2O | 0.71 | WT% | XRF | |
| TOTAL | 99.74 | WT% | XRF | |
| LI | 16 | PPM | XRF | |
| RB | 20 | PPM | XRF | |
| CU | 72 | PPM | XRF | |
| SR | 958 | PPM | XRF | |
| BA | 366 | PPM | XRF | |
| ZN | 94 | PPM | XRF | |
| SC | 15 | PPM | XRF | |
| Y | 19 | PPM | XRF | |
| LA | 25 | PPM | XRF | |
| CE | 53 | PPM | XRF | |
| V | 128 | PPM | XRF | |
| CR | 197 | PPM | XRF | |
| NI | 130 | PPM | XRF |