Sample 55
NavDat sample number 12825 · ANDESITE
Sample
| Sample ID | 55 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Hammond and Korosec |
| Comment | Andesite of McCoy Flat |
Location
| Latitude | 45.4449 |
|---|---|
| Longitude | -121.288 |
| State / province | Washington |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.83 | 0 | 1.65 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57.4 | WT% | XRF | |
| AL2O3 | 17.52 | WT% | XRF | |
| FEOT | 6.76 | WT% | XRF | |
| TIO2 | 1.06 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| MGO | 3.62 | WT% | XRF | |
| CAO | 7.17 | WT% | XRF | |
| NA2O | 4.44 | WT% | XRF | |
| K2O | 1.24 | WT% | XRF | |
| P2O5 | 0.25 | WT% | XRF | |
| H2O | 0.41 | WT% | XRF | |
| TOTAL | 99.98 | WT% | XRF | |
| LI | 13 | PPM | XRF | |
| RB | 30 | PPM | XRF | |
| CU | 47 | PPM | XRF | |
| SR | 563 | PPM | XRF | |
| BA | 376 | PPM | XRF | |
| ZN | 81 | PPM | XRF | |
| SC | 15 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| LA | 21 | PPM | XRF | |
| CE | 47 | PPM | XRF | |
| V | 121 | PPM | XRF | |
| CR | 69 | PPM | XRF | |
| NI | 59 | PPM | XRF |