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Also just found https://t.co/tz9vbBLzXs https://t.co/w64QxcB9Lo
Also just found https://t.co/tz9vbBLzXs https://t.co/w64QxcB9Lo
@WorldAndScience I just thought to wonder why Fluorite forms both cubes and octahedrons. Googled, and found https://t.co/0cychbebE8