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Sample s_82282-74T
NavDat sample number 35432 · DACITE
Sample
| Sample ID | s_82282-74T |
|---|
| Rock name | DACITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | INCLUSION |
|---|
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 |
|---|
| 0.02 |
|
0 |
0.04 |
QUATERNARY |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 65.7 | | WT% | XRF |
| TIO2 | 0.49 | | WT% | XRF |
| AL2O3 | 17.5 | | WT% | XRF |
| FE2O3 | 3.92 | | WT% | XRF |
| CAO | 4.61 | | WT% | XRF |
| MGO | 1.47 | | WT% | XRF |
| MNO | 0.05 | | WT% | XRF |
| K2O | 1.45 | | WT% | XRF |
| NA2O | 4.65 | | WT% | XRF |
| P2O5 | 0.15 | | WT% | XRF |
