← Search
Sample s_72481-2
NavDat sample number 35425 · BASALT
Sample
| Sample ID | s_72481-2 |
|---|
| Rock name | BASALT |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | MAFIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | HORNFELSIC |
|---|
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 |
|
0.003 |
0.04 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 48.9 | | WT% | XRF |
| TIO2 | 1.33 | | WT% | XRF |
| AL2O3 | 18.2 | | WT% | XRF |
| FE2O3 | 9.55 | | WT% | XRF |
| CAO | 12.9 | | WT% | XRF |
| MGO | 6.17 | | WT% | XRF |
| MNO | 0.16 | | WT% | XRF |
| K2O | 0.26 | | WT% | XRF |
| NA2O | 2.5 | | WT% | XRF |
| P2O5 | 0.13 | | WT% | XRF |
