Symmetry of Rhombohedral Class

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“The vertical crystallographic axis is one of trigonal symmetry, and the three horizontal crystallographic axes of binary symmetry.” — Ford, 1912

Keywords

geology, geometry, class, symmetry, rhombohedral

Galleries

Crystals

Source

William E. Ford Dana's Manual of Mineralogy (New York: John Wiley and Sons, Inc, 1912) 41

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