Sample 98LC-Q281C
NavDat sample number 48322 · ANDESITE
Sample
| Sample ID | 98LC-Q281C |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 45.87 |
|---|---|
| Longitude | -122.704 |
| State / province | Washington |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 34 | 30.6 | 37.4 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 60.24 | WT% | XRF | |
| TIO2 | 1.44 | WT% | XRF | |
| AL2O3 | 16.48 | WT% | XRF | |
| FEOT | 7.44 | WT% | XRF | |
| MNO | 0.17 | WT% | XRF | |
| MGO | 2.74 | WT% | XRF | |
| CAO | 5.54 | WT% | XRF | |
| NA2O | 3.91 | WT% | XRF | |
| K2O | 1.72 | WT% | XRF | |
| P2O5 | 0.33 | WT% | XRF | |
| TOTAL | 99.53 | WT% | XRF | |
| LOI | 3.05 | WT% | XRF | |
| BA | 272 | PPM | XRF | |
| RB | 25 | PPM | XRF | |
| SR | 317 | PPM | XRF | |
| Y | 31 | PPM | XRF | |
| ZR | 227 | PPM | XRF | |
| NB | 19 | PPM | XRF | |
| NI | 17 | PPM | XRF | |
| CU | 102 | PPM | XRF | |
| ZN | 79 | PPM | XRF |