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Sample MB-256
NavDat sample number 75512 · ANDESITE
Sample
| Sample ID | MB-256 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 48.813 |
|---|
| Longitude | -121.688 |
|---|
| State / province | washington |
|---|
| Formation | Andesite of Swift Creek |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 0.048 |
|
0.03 |
0.066 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 55.72 | | WT% | XRF |
| TIO2 | 1.04 | | WT% | XRF |
| AL2O3 | 16.73 | | WT% | XRF |
| FEOT | 7.06 | | WT% | XRF |
| MNO | 0.13 | | WT% | XRF |
| MGO | 6.02 | | WT% | XRF |
| CAO | 7.68 | | WT% | XRF |
| NA2O | 3.7 | | WT% | XRF |
| K2O | 1.27 | | WT% | XRF |
| P2O5 | 0.26 | | WT% | XRF |
| LOI | 0.24 | | WT% | XRF |
