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Sample I-15
NavDat sample number 10628 · PYROCLASTIC-FALL
Sample
| Sample ID | I-15 |
|---|
| Rock name | PYROCLASTIC-FALL |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 42.5476 |
|---|
| Longitude | -114.95 |
|---|
| Location | near Balanced Rock; Twin Falls County |
|---|
| State / province | Idaho |
|---|
| Volcanic field | unnamed rhyolite flow |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 9.8 |
|
8.6 |
11 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 69.18 | | WT% | XRF |
| AL2O3 | 13.53 | | WT% | XRF |
| TIO2 | 0.77 | | WT% | XRF |
| FE2O3T | 4.76 | | WT% | XRF |
| MNO | 0.07 | | WT% | XRF |
| CAO | 2.27 | | WT% | XRF |
| MGO | 0.83 | | WT% | XRF |
| K2O | 4.93 | | WT% | XRF |
| NA2O | 3.04 | | WT% | XRF |
| P2O5 | 0.16 | | WT% | XRF |
| TOTAL | 99.54 | | WT% | XRF |
