Sample H2250
NavDat sample number 7435 · PYROCLASTIC-FLOW
Sample
| Sample ID | H2250 |
|---|---|
| Rock name | PYROCLASTIC-FLOW |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | densely welded |
Location
| Latitude | 43.4893 |
|---|---|
| Longitude | -111.901 |
| Location | 3.3 miles NE of Ammon |
| State / province | Idaho |
| Volcanic field | tuff at Ammon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 1.51 | 0.01 | 3 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 72.86 | WT% | SPEC | |
| AL2O3 | 12.05 | WT% | SPEC | |
| FE2O3 | 1.54 | WT% | SPEC | |
| FEO | 0.29 | WT% | SPEC | |
| MGO | 0.16 | WT% | SPEC | |
| CAO | 0.57 | WT% | SPEC | |
| NA2O | 2.91 | WT% | SPEC | |
| K2O | 5.4 | WT% | SPEC | |
| H2O_PLUS | 3.04 | WT% | SPEC | |
| H2O_MINUS | 0.35 | WT% | SPEC | |
| TIO2 | 0.23 | WT% | SPEC | |
| P2O5 | 0.02 | WT% | SPEC | |
| MNO | 0.04 | WT% | SPEC | |
| CO2 | 0 | WT% | SPEC | |
| F | 0.1 | WT% | SPEC | |
| TOTAL | 99.56 | WT% | SPEC | |
| BA | 970 | PPM | SPEC | |
| BE | 4 | PPM | SPEC | |
| CO | -2 | PPM | SPEC | |
| CR | 1 | PPM | SPEC | |
| CU | 4 | PPM | SPEC | |
| GA | 18 | PPM | SPEC | |
| LA | 100 | PPM | SPEC | |
| MO | -4 | PPM | SPEC | |
| NB | 40 | PPM | SPEC | |
| NI | -2 | PPM | SPEC | |
| PB | 20 | PPM | SPEC | |
| SC | 3 | PPM | SPEC | |
| SN | 8 | PPM | SPEC | |
| SR | 40 | PPM | SPEC | |
| V | 3 | PPM | SPEC | |
| Y | 70 | PPM | SPEC | |
| YB | 6 | PPM | SPEC | |
| ZR | 200 | PPM | SPEC |