Nepheline, leucite, and sodalite are minerals allied to the felspars in composition, but with less silica; they are only found in intermediate and basic alkaline rocks. Hypersthene is closely related to augite.
Game | Time | WPM | Accuracy |
---|---|---|---|
3233 | 2017-08-01 14:40:27 | 80.50 | 94% |