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Sample 27
NavDat sample number 5600 · ANDESITE
Sample
| Sample ID | 27 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | intrusion |
|---|
Location
| Latitude | 46.651 |
|---|
| Longitude | -121.138 |
|---|
| State / province | Washington |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 29 |
|
23 |
35 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 60.68 | | WT% | XRF |
| TIO2 | 0.94 | | WT% | XRF |
| AL2O3 | 17.2 | | WT% | XRF |
| FEOT | 6.5 | | WT% | XRF |
| MNO | 0.12 | | WT% | XRF |
| MGO | 2.98 | | WT% | XRF |
| CAO | 6.1 | | WT% | XRF |
| NA2O | 3.24 | | WT% | XRF |
| K2O | 2.1 | | WT% | XRF |
| P2O5 | 0.14 | | WT% | XRF |
| TOTAL | 100.22 | | WT% | XRF |
| LOI | 1.87 | | WT% | XRF |
