Sample s_DS-72
NavDat sample number 30977 · ANDESITE
Sample
| Sample ID | s_DS-72 |
|---|---|
| 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 |
| Location comment | STREAM VALLEY ON NORTH FLANK OF VOLCANO |
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 | 52.9 | WT% | XRF | |
| TIO2 | 1.43 | WT% | XRF | |
| AL2O3 | 18.31 | WT% | XRF | |
| FEOT | 8.21 | WT% | XRF | |
| CAO | 7.95 | WT% | XRF | |
| MGO | 5.45 | WT% | XRF | |
| MNO | 0.13 | WT% | XRF | |
| K2O | 0.99 | WT% | XRF | |
| NA2O | 4.26 | WT% | XRF | |
| P2O5 | 0.17 | WT% | XRF | |
| LA | 11.3 | PPM | XRF | |
| CE | 26.8 | PPM | XRF | |
| SM | 3.42 | PPM | XRF | |
| EU | 1.21 | PPM | XRF | |
| TB | 0.49 | PPM | XRF | |
| YB | 1.61 | PPM | XRF | |
| LU | 0.25 | PPM | XRF | |
| BE | 1.5 | PPM | XRF | |
| B | 5.7 | PPM | XRF | |
| SC | 19.1 | PPM | XRF | |
| V | 184 | PPM | XRF | |
| CR | 113 | PPM | XRF | |
| CO | 28.3 | PPM | XRF | |
| NI | 66 | PPM | XRF |