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Sample MB-59
NavDat sample number 75261 · BASALTIC-ANDESITE
Sample
| Sample ID | MB-59 |
|---|
| Rock name | BASALTIC-ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | Phenocryst-rich mafic lava |
|---|
Location
| Latitude | 48.729 |
|---|
| Longitude | -121.846 |
|---|
| State / province | washington |
|---|
| Formation | Basaltic andesites of Baker Pass |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0.333 |
|
0.321 |
0.345 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 56.18 | | WT% | XRF |
| TIO2 | 0.9 | | WT% | XRF |
| AL2O3 | 16.68 | | WT% | XRF |
| FEOT | 6.43 | | WT% | XRF |
| MNO | 0.12 | | WT% | XRF |
| MGO | 6.41 | | WT% | XRF |
| CAO | 7.89 | | WT% | XRF |
| NA2O | 3.53 | | WT% | XRF |
| K2O | 1.2 | | WT% | XRF |
| P2O5 | 0.25 | | WT% | XRF |
| LOI | 0.15 | | WT% | XRF |
