Sample 94CR-F81
NavDat sample number 41568 · ANDESITE
Sample
| Sample ID | 94CR-F81 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 46.341 |
|---|---|
| Longitude | -122.824 |
| State / province | Washington |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 37 | 33.3 | 40.7 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 58.68 | WT% | XRF | |
| TIO2 | 1.75 | WT% | XRF | |
| AL2O3 | 16 | WT% | XRF | |
| FEOT | 8.03 | WT% | XRF | |
| MNO | 0.17 | WT% | XRF | |
| MGO | 3.12 | WT% | XRF | |
| CAO | 6.25 | WT% | XRF | |
| NA2O | 4.31 | WT% | XRF | |
| K2O | 1.22 | WT% | XRF | |
| P2O5 | 0.47 | WT% | XRF | |
| TOTAL | 99.53 | WT% | XRF | |
| LOI | 1.17 | WT% | XRF | |
| BA | 287 | PPM | XRF | |
| RB | 19 | PPM | XRF | |
| SR | 365 | PPM | XRF | |
| Y | 31 | PPM | XRF | |
| ZR | 228 | PPM | XRF | |
| NB | 20 | PPM | XRF | |
| NI | 10 | PPM | XRF | |
| CU | 205 | PPM | XRF | |
| ZN | 81 | PPM | XRF |