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Sample SBDCP22
NavDat sample number 60900 · ANDESITE
Sample
| Sample ID | SBDCP22 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Collected by | Busby and others |
|---|
| Comment | Andesite lava dome |
|---|
Location
| Latitude | 38.6763 |
|---|
| Longitude | -120.074 |
|---|
| Location | West Kirkwood |
|---|
| State / province | California |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 10.49 |
|
10.37 |
10.61 |
|
|
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 55.79 | | WT% | XRF |
| TIO2 | 1 | | WT% | XRF |
| AL2O3 | 17.71 | | WT% | XRF |
| FE2O3 | 7.11 | | WT% | XRF |
| MNO | 0.06 | | WT% | XRF |
| MGO | 4 | | WT% | XRF |
| CAO | 7.99 | | WT% | XRF |
| NA2O | 3.55 | | WT% | XRF |
| K2O | 1.83 | | WT% | XRF |
| CR | 55.2 | | PPM | XRF |
| P2O5 | 0.261 | | WT% | XRF |
