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Sample 259A
NavDat sample number 10063 · PYROCLASTIC-FLOW
Sample
| Sample ID | 259A |
|---|
| Rock name | PYROCLASTIC-FLOW |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | basal vitrophyre |
|---|
Location
| Latitude | 42.0946 |
|---|
| Longitude | -115.847 |
|---|
| State / province | Idaho |
|---|
| Volcanic field | Cougar Point Tuff, unit 5 |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 11.4 |
|
11.31 |
11.59 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 72.86 | | WT% | XRF |
| AL2O3 | 12.59 | | WT% | XRF |
| TIO2 | 0.47 | | WT% | XRF |
| FE2O3T | 3.02 | | WT% | XRF |
| MNO | 0.03 | | WT% | XRF |
| CAO | 1.09 | | WT% | XRF |
| MGO | 0.41 | | WT% | XRF |
| K2O | 5.39 | | WT% | XRF |
| NA2O | 2.17 | | WT% | XRF |
| P2O5 | 0.07 | | WT% | XRF |
| TOTAL | 98.1 | | WT% | XRF |
| RB | 199 | | PPM | XRF |
| SR | 124 | | PPM | XRF |
| ZR | 489 | | PPM | XRF |
| BA | 1139 | | PPM | XRF |
