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Sample 25
NavDat sample number 5598 · ANDESITE
Sample
| Sample ID | 25 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | dike |
|---|
Location
| Latitude | 46.722 |
|---|
| Longitude | -121.105 |
|---|
| State / province | Washington |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 25 |
|
23 |
27 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 60.95 | | WT% | XRF |
| TIO2 | 1.2 | | WT% | XRF |
| AL2O3 | 19.48 | | WT% | XRF |
| FEOT | 3.86 | | WT% | XRF |
| MNO | 0.08 | | WT% | XRF |
| MGO | 2.75 | | WT% | XRF |
| CAO | 6.34 | | WT% | XRF |
| NA2O | 3.27 | | WT% | XRF |
| K2O | 1.65 | | WT% | XRF |
| P2O5 | 0.41 | | WT% | XRF |
| TOTAL | 100.3 | | WT% | XRF |
| LOI | 4.35 | | WT% | XRF |
