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Sample MB-402
NavDat sample number 75247 · ANDESITE
Sample
| Sample ID | MB-402 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 48.768 |
|---|
| Longitude | -121.76 |
|---|
| State / province | washington |
|---|
| Formation | Andesite of Boulder Glacier |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0.08 |
|
0.066 |
0.094 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 63.89 | | WT% | XRF |
| TIO2 | 0.79 | | WT% | XRF |
| AL2O3 | 16.59 | | WT% | XRF |
| FEOT | 4.57 | | WT% | XRF |
| MNO | 0.08 | | WT% | XRF |
| MGO | 2.08 | | WT% | XRF |
| CAO | 4.34 | | WT% | XRF |
| NA2O | 4.28 | | WT% | XRF |
| K2O | 2.75 | | WT% | XRF |
| P2O5 | 0.24 | | WT% | XRF |
| LOI | 0.39 | | WT% | XRF |
