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 |
---|---|---|---|
18026 | 2017-10-05 00:53:13 | 153.13 | 97% |
16758 | 2017-07-30 01:23:53 | 184.93 | 99% |