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Sample F-26
NavDat sample number 5165 · PYROCLASTIC FALL
Sample
| Sample ID | F-26 |
|---|
| Rock name | PYROCLASTIC FALL |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | welded tuffs |
|---|
Location
| Latitude | 38.2879 |
|---|
| Longitude | -119.306 |
|---|
| Location | Yaney Canyon |
|---|
| State / province | California |
|---|
| Formation | Eureka Valley Tuff |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 9.75 |
|
8.8 |
10.7 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 64.44 | | WT% | XRF |
| TIO2 | 0.84 | | WT% | XRF |
| AL2O3 | 17.56 | | WT% | XRF |
| FE2O3 | 3.95 | | WT% | XRF |
| FEO | 3.56 | | WT% | XRF |
| MNO | 0.09 | | WT% | XRF |
| MGO | 0.9 | | WT% | XRF |
| CAO | 2.72 | | WT% | XRF |
| NA2O | 2.5 | | WT% | XRF |
| K2O | 6.16 | | WT% | XRF |
| P2O5 | 0.25 | | WT% | XRF |
| LOI | 4.2 | | WT% | XRF |
| TOTAL | 99.41 | | WT% | XRF |
| RB | 223 | | PPM | XRF |
| SR | 491 | | PPM | XRF |
| SR87_SR86 | 0.7054 | | | MS |
