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Sample MB-434a
NavDat sample number 75509 · ANDESITE
Sample
| Sample ID | MB-434a |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 48.775 |
|---|
| Longitude | -121.824 |
|---|
| State / province | washington |
|---|
| Formation | Andesite of Mount Baker |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0.03 |
|
0.012 |
0.043 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 58.36 | | WT% | XRF |
| TIO2 | 0.82 | | WT% | XRF |
| AL2O3 | 17.28 | | WT% | XRF |
| FEOT | 5.71 | | WT% | XRF |
| MNO | 0.1 | | WT% | XRF |
| MGO | 4.88 | | WT% | XRF |
| CAO | 7.1 | | WT% | XRF |
| NA2O | 3.61 | | WT% | XRF |
| K2O | 1.5 | | WT% | XRF |
| P2O5 | 0.24 | | WT% | XRF |
| LOI | 1.15 | | WT% | XRF |
