Sample W-4G
NavDat sample number 38847 · BASALT
Sample
| Sample ID | W-4G |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
Location
| Latitude | 37.0159 |
|---|---|
| Longitude | -118.171 |
| Location | Tinemaha Reservoir |
| State / province | California |
| Location comment | Vent A |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.74 | 0.66 | 0.82 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 51.79 | WT% | DCP | |
| TIO2 | 1.43 | WT% | DCP | |
| AL2O3 | 17.28 | WT% | DCP | |
| FE2O3 | 8.1 | WT% | DCP | |
| MNO | 0.14 | WT% | DCP | |
| MGO | 6.84 | WT% | DCP | |
| CAO | 8.5 | WT% | DCP | |
| NA2O | 4.1 | WT% | DCP | |
| K2O | 1.86 | WT% | DCP | |
| TOTAL | 100.04 | WT% | DCP | |
| BA | 854 | PPM | DCP | |
| RB | 29 | PPM | INAA | |
| SR | 837 | PPM | DCP | |
| TA | 1 | PPM | INAA | |
| TH | 3 | PPM | INAA | |
| LA | 31 | PPM | INAA | |
| CE | 69 | PPM | INAA | |
| ND | 37 | PPM | INAA | |
| SM | 7 | PPM | INAA | |
| EU | 2 | PPM | INAA | |
| TB | 1 | PPM | INAA | |
| YB | 2 | PPM | INAA | |
| HF | 5 | PPM | INAA |