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Sample 351
NavDat sample number 10637 · PYROCLASTIC-FALL
Sample
| Sample ID | 351 |
|---|
| Rock name | PYROCLASTIC-FALL |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 42.0225 |
|---|
| Longitude | -115.896 |
|---|
| State / province | Idaho |
|---|
| Volcanic field | Johnstons Camp rhyolite |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 15 |
|
11 |
20 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 73.27 | | WT% | XRF |
| AL2O3 | 12.75 | | WT% | XRF |
| TIO2 | 0.46 | | WT% | XRF |
| FE2O3T | 3.34 | | WT% | XRF |
| MNO | 0.01 | | WT% | XRF |
| CAO | 0.69 | | WT% | XRF |
| MGO | 0.33 | | WT% | XRF |
| K2O | 4.93 | | WT% | XRF |
| NA2O | 3.08 | | WT% | XRF |
| P2O5 | 0.07 | | WT% | XRF |
| TOTAL | 98.93 | | WT% | XRF |
| RB | 153 | | PPM | XRF |
| SR | 155 | | PPM | XRF |
| ZR | 539 | | PPM | XRF |
| BA | 1722 | | PPM | XRF |
