← Search
Sample MB-489
NavDat sample number 75470 · ANDESITE
Sample
| Sample ID | MB-489 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 48.843 |
|---|
| Longitude | -121.715 |
|---|
| State / province | washington |
|---|
| Formation | Andesite of Ochotona complex |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0.189 |
|
0.178 |
0.2 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 62.34 | | WT% | XRF |
| TIO2 | 0.86 | | WT% | XRF |
| AL2O3 | 16.88 | | WT% | XRF |
| FEOT | 5.04 | | WT% | XRF |
| MNO | 0.1 | | WT% | XRF |
| MGO | 2.33 | | WT% | XRF |
| CAO | 4.89 | | WT% | XRF |
| NA2O | 4.47 | | WT% | XRF |
| K2O | 2.37 | | WT% | XRF |
| P2O5 | 0.32 | | WT% | XRF |
| LOI | 0.3 | | WT% | XRF |
