Sample s_L82-41A
NavDat sample number 30972 · ANDESITE
Sample
| Sample ID | s_L82-41A |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | subaerial |
Location
| Latitude | 46.2 |
|---|---|
| Longitude | -122.18 |
| Location | CASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT ST. HELENS / CASTLE CREEK FLOWS / PACIFIC OCEAN |
| State / province | WASHINGTON |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0 | 0.0017 | 0.0022 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 52.95 | WT% | XRF | |
| TIO2 | 1.6 | WT% | XRF | |
| AL2O3 | 16.43 | WT% | XRF | |
| FEOT | 8.86 | WT% | XRF | |
| CAO | 7.61 | WT% | XRF | |
| MGO | 5.97 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| K2O | 1.03 | WT% | XRF | |
| NA2O | 3.81 | WT% | XRF | |
| P2O5 | 0.3 | WT% | XRF | |
| LA | 15.6 | PPM | XRF | |
| CE | 37 | PPM | XRF | |
| SM | 4.83 | PPM | XRF | |
| EU | 1.53 | PPM | XRF | |
| TB | 0.82 | PPM | XRF | |
| YB | 2.23 | PPM | XRF | |
| LU | 0.34 | PPM | XRF | |
| SC | 23.4 | PPM | XRF | |
| CR | 175 | PPM | XRF | |
| CO | 33.9 | PPM | XRF | |
| NI | 104 | PPM | XRF |