Sample H3267
NavDat sample number 7420 · PYROCLASTIC-FALL
Sample
| Sample ID | H3267 |
|---|---|
| Rock name | PYROCLASTIC-FALL |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | immediately below base of tuff of Arbon Valley |
Location
| Latitude | 42.7792 |
|---|---|
| Longitude | -112.63 |
| State / province | Idaho |
| Volcanic field | Starlight Formation, Lower Member |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 6 | 6 | 7 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 70.27 | WT% | SPEC | |
| AL2O3 | 11.8 | WT% | SPEC | |
| FE2O3 | 0.75 | WT% | SPEC | |
| FEO | 1.71 | WT% | SPEC | |
| MGO | 0.21 | WT% | SPEC | |
| CAO | 1.03 | WT% | SPEC | |
| NA2O | 2.48 | WT% | SPEC | |
| K2O | 5.17 | WT% | SPEC | |
| H2O_PLUS | 4.93 | WT% | SPEC | |
| H2O_MINUS | 0.09 | WT% | SPEC | |
| TIO2 | 0.38 | WT% | SPEC | |
| P2O5 | 0.04 | WT% | SPEC | |
| MNO | 0.05 | WT% | SPEC | |
| F | 0.08 | WT% | SPEC | |
| TOTAL | 99.1 | WT% | SPEC | |
| BA | 1100 | PPM | SPEC | |
| BE | 4 | PPM | SPEC | |
| CO | -2 | PPM | SPEC | |
| CR | -1 | PPM | SPEC | |
| CU | 6 | PPM | SPEC | |
| GA | 26 | PPM | SPEC | |
| LA | 100 | PPM | SPEC | |
| MO | 4 | PPM | SPEC | |
| NB | 50 | PPM | SPEC | |
| NI | -2 | PPM | SPEC | |
| PB | 30 | PPM | SPEC | |
| SC | 7 | PPM | SPEC | |
| SN | 11 | PPM | SPEC | |
| SR | 60 | PPM | SPEC | |
| V | 6 | PPM | SPEC | |
| Y | 70 | PPM | SPEC | |
| YB | 70 | PPM | SPEC | |
| ZR | 500 | PPM | SPEC | |
| B | -10 | PPM | SPEC |