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Sample s_L82-40
NavDat sample number 30971 · ANDESITE
Sample
| Sample ID | s_L82-40 |
|---|
| 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 | 53.08 | | WT% | XRF |
| TIO2 | 1.6 | | WT% | XRF |
| AL2O3 | 16.38 | | WT% | XRF |
| FEOT | 8.89 | | WT% | XRF |
| CAO | 7.6 | | WT% | XRF |
| MGO | 6.07 | | WT% | XRF |
| MNO | 0.14 | | WT% | XRF |
| K2O | 1.04 | | WT% | XRF |
| NA2O | 3.86 | | WT% | XRF |
| P2O5 | 0.32 | | WT% | XRF |
| NI | 107 | | PPM | XRF |
