Sample SRV72-4
NavDat sample number 4939 · BASALT
Sample
| Sample ID | SRV72-4 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | Group 1. Porphyritic |
Location
| Latitude | 43.3577 |
|---|---|
| Longitude | -112.422 |
| Location | 4.8 km NW of Windmill, along unimproved dirt road, elevation 4750 ft |
| State / province | Idaho |
| Volcanic field | Hell's Half Acre lava flow |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.9 | 0 | 1.8 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 47.44 | WT% | UNKNOWN | |
| TIO2 | 2.65 | WT% | UNKNOWN | |
| AL2O3 | 14.58 | WT% | UNKNOWN | |
| FE2O3 | 3.7 | WT% | UNKNOWN | |
| FEO | 9.12 | WT% | UNKNOWN | |
| MNO | 0.18 | WT% | UNKNOWN | |
| MGO | 8.33 | WT% | UNKNOWN | |
| CAO | 9.37 | WT% | UNKNOWN | |
| NA2O | 2.83 | WT% | UNKNOWN | |
| K2O | 0.77 | WT% | UNKNOWN | |
| P2O5 | 0.39 | WT% | UNKNOWN | |
| H2O_PLUS | 0.23 | WT% | UNKNOWN | |
| H2O_MINUS | 0.11 | WT% | UNKNOWN | |
| TOTAL | 99.7 | WT% | UNKNOWN |