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Sample CT-13
NavDat sample number 5143 · ANDESITE
Sample
| Sample ID | CT-13 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 37.99 |
|---|
| Longitude | -118.812 |
|---|
| Location | Cowtrack Spring |
|---|
| State / province | California |
|---|
| Location comment | Cowtrack Mtn |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 11.9 |
|
11.89 |
11.91 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 60.82 | | WT% | XRF |
| TIO2 | 0.84 | | WT% | XRF |
| AL2O3 | 16.75 | | WT% | XRF |
| FE2O3 | 6.14 | | WT% | XRF |
| FEO | 5.53 | | WT% | XRF |
| MNO | 0.11 | | WT% | XRF |
| MGO | 2.17 | | WT% | XRF |
| CAO | 5.08 | | WT% | XRF |
| NA2O | 3.78 | | WT% | XRF |
| K2O | 3.6 | | WT% | XRF |
| P2O5 | 0.3 | | WT% | XRF |
| LOI | 0.21 | | WT% | XRF |
| TOTAL | 99.58 | | WT% | XRF |
| RB | 140 | | PPM | XRF |
| SR | 801 | | PPM | XRF |
| SR87_SR86 | 0.7055 | | | MS |
