← Search
Sample MB-77
NavDat sample number 75528 · ANDESITE
Sample
| Sample ID | MB-77 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 48.853 |
|---|
| Longitude | -121.701 |
|---|
| State / province | washington |
|---|
| Formation | Andesite of Table Mountain |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0.31 |
|
0.31 |
0.3 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 62.18 | | WT% | XRF |
| TIO2 | 0.87 | | WT% | XRF |
| AL2O3 | 17 | | WT% | XRF |
| FEOT | 5 | | WT% | XRF |
| MNO | 0.1 | | WT% | XRF |
| MGO | 2.42 | | WT% | XRF |
| CAO | 4.89 | | WT% | XRF |
| NA2O | 4.59 | | WT% | XRF |
| K2O | 2.29 | | WT% | XRF |
| P2O5 | 0.26 | | WT% | XRF |
| LOI | 0.35 | | WT% | XRF |
