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Sample SNP-28
NavDat sample number 5236 · ANDESITE
Sample
| Sample ID | SNP-28 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 38.443 |
|---|
| Longitude | -119.727 |
|---|
| Location | Disaster Peak |
|---|
| State / province | California |
|---|
| Location comment | Crestal Sierra Nevada |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 8.8 |
|
8.79 |
8.81 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 53.44 | | WT% | XRF |
| TIO2 | 0.96 | | WT% | XRF |
| AL2O3 | 16.06 | | WT% | XRF |
| FE2O3 | 8.79 | | WT% | XRF |
| FEO | 7.91 | | WT% | XRF |
| MNO | 0.15 | | WT% | XRF |
| MGO | 6.41 | | WT% | XRF |
| CAO | 8.8 | | WT% | XRF |
| NA2O | 2.65 | | WT% | XRF |
| K2O | 1.64 | | WT% | XRF |
| P2O5 | 0.34 | | WT% | XRF |
| LOI | 0.37 | | WT% | XRF |
| TOTAL | 99.45 | | WT% | XRF |
| RB | 23.5 | | PPM | XRF |
| SR | 1208 | | PPM | XRF |
| SR87_SR86 | 0.7058 | | | MS |
