Sample D1759
NavDat sample number 7421 · PYROCLASTIC-FLOW
Sample
| Sample ID | D1759 |
|---|---|
| Rock name | PYROCLASTIC-FLOW |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | nonwelded lower part of ash-flow tuff |
Location
| Latitude | 42.5193 |
|---|---|
| Longitude | -112.863 |
| Location | Mollys Nipple |
| State / province | Idaho |
| Volcanic field | Starlight Formation, Tuff of Arbon Valley |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 6 | 6 | 7 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 74.6 | WT% | SPEC | |
| AL2O3 | 13.42 | WT% | SPEC | |
| FE2O3 | 0.5 | WT% | SPEC | |
| FEO | 0.41 | WT% | SPEC | |
| MGO | 0.17 | WT% | SPEC | |
| CAO | 1.14 | WT% | SPEC | |
| NA2O | 3.29 | WT% | SPEC | |
| K2O | 5.35 | WT% | SPEC | |
| H2O_PLUS | 0.15 | WT% | SPEC | |
| H2O_MINUS | 0.22 | WT% | SPEC | |
| TIO2 | 0.21 | WT% | SPEC | |
| P2O5 | 0.05 | WT% | SPEC | |
| MNO | 0.02 | WT% | SPEC | |
| F | 0.04 | WT% | SPEC | |
| TOTAL | 99.57 | WT% | SPEC | |
| BA | 970 | PPM | SPEC | |
| BE | 4 | PPM | SPEC | |
| CO | -1 | PPM | SPEC | |
| CR | 1 | PPM | SPEC | |
| CU | 4 | PPM | SPEC | |
| GA | 16 | PPM | SPEC | |
| LA | 65 | PPM | SPEC | |
| MO | 3 | PPM | SPEC | |
| NB | 24 | PPM | SPEC | |
| NI | -2 | PPM | SPEC | |
| PB | 48 | PPM | SPEC | |
| SC | 5 | PPM | SPEC | |
| SN | 3 | PPM | SPEC | |
| SR | 58 | PPM | SPEC | |
| V | 7 | PPM | SPEC | |
| Y | 58 | PPM | SPEC | |
| YB | 6 | PPM | SPEC | |
| ZR | 190 | PPM | SPEC | |
| B | -10 | PPM | SPEC |