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 |
---|---|---|---|
5009 | 2017-11-22 07:58:44 | 98.81 | 98% |
4521 | 2017-06-24 23:58:31 | 103.00 | 98% |