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Sample SBDCP46
NavDat sample number 60905 · TRACHYANDESITE
Sample
| Sample ID | SBDCP46 |
|---|
| Rock name | TRACHYANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Collected by | Busby and others |
|---|
| Comment | Trachyandesite block and ash flow |
|---|
Location
| Latitude | 38.7049 |
|---|
| Longitude | -119.993 |
|---|
| Location | Carson Pass |
|---|
| State / province | California |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 14.69 |
|
14.63 |
14.75 |
|
|
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 58.39 | | WT% | XRF |
| TIO2 | 0.85 | | WT% | XRF |
| AL2O3 | 17.06 | | WT% | XRF |
| FE2O3 | 5.96 | | WT% | XRF |
| MNO | 0.05 | | WT% | XRF |
| MGO | 3.07 | | WT% | XRF |
| CAO | 6.02 | | WT% | XRF |
| NA2O | 3.9 | | WT% | XRF |
| K2O | 2.58 | | WT% | XRF |
| CR | 29.9 | | PPM | XRF |
| P2O5 | 0.434 | | WT% | XRF |
