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Sample F-21
NavDat sample number 5161 · ANDESITE
Sample
| Sample ID | F-21 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | flows of uncertain age |
|---|
Location
| Latitude | 38.3473 |
|---|
| Longitude | -119.384 |
|---|
| Location | Devils Gate Pack Station |
|---|
| State / province | California |
|---|
| Location comment | outside of the caldera |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 33.4 |
|
1.8 |
65 |
Tertiary |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 60.24 | | WT% | XRF |
| TIO2 | 0.82 | | WT% | XRF |
| AL2O3 | 17.01 | | WT% | XRF |
| FE2O3 | 5.96 | | WT% | XRF |
| FEO | 5.36 | | WT% | XRF |
| MNO | 0.08 | | WT% | XRF |
| MGO | 2.62 | | WT% | XRF |
| CAO | 5.63 | | WT% | XRF |
| NA2O | 3.66 | | WT% | XRF |
| K2O | 3.12 | | WT% | XRF |
| P2O5 | 0.3 | | WT% | XRF |
| LOI | 0.54 | | WT% | XRF |
| TOTAL | 99.43 | | WT% | XRF |
| RB | 71.3 | | PPM | XRF |
| SR | 995 | | PPM | XRF |
