Sample GAD-1
NavDat sample number 12146 · BASALT
Sample
| Sample ID | GAD-1 |
|---|---|
| Rock name | BASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Comment | Dark gray, sparsely microporphyritic with olivine phenocrysts set in intergranularand ophimottled matrix of calcic plagioclase, clinopyroxene, and olivine, finely diktytaxitic. |
Location
| Latitude | 40.4217 |
|---|---|
| Longitude | -120.673 |
| State / province | California |
| Volcanic field | Walker Lane |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 1.3 | 1 | 1.6 |