Sample 17
NavDat sample number 12787 · ANDESITE
Sample
| Sample ID | 17 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Hammond and Korosec |
| Comment | Andesite of Black Creek |
Location
| Latitude | 45.5361 |
|---|---|
| Longitude | -121.5 |
| 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 | 57.4 | WT% | XRF | |
| AL2O3 | 17 | WT% | XRF | |
| FEOT | 6.2 | WT% | XRF | |
| TIO2 | 1.03 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| MGO | 5.3 | WT% | XRF | |
| CAO | 6.5 | WT% | XRF | |
| NA2O | 3.84 | WT% | XRF | |
| K2O | 1 | WT% | XRF | |
| P2O5 | 0.2 | WT% | XRF | |
| H2O | 1.04 | WT% | XRF | |
| TOTAL | 99.62 | WT% | XRF | |
| LI | 13 | PPM | XRF | |
| RB | 15 | PPM | XRF | |
| CU | 32 | PPM | XRF | |
| SR | 660 | PPM | XRF | |
| BA | 320 | PPM | XRF | |
| ZN | 89 | PPM | XRF | |
| SC | 16 | PPM | XRF | |
| Y | 19 | PPM | XRF | |
| LA | 18 | PPM | XRF | |
| CE | 36 | PPM | XRF | |
| V | 124 | PPM | XRF | |
| CR | 225 | PPM | XRF | |
| NI | 73 | PPM | XRF |