Trigonal Bipyramid

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“...bounded by six isosceles triangles...indices as in the hexagonal bipyramid.” -The Encyclopedia Britannica 1910

Keywords

crystal, bipyramid, trigonal

Galleries

Bipyramids

Source

Encyclopaedia Britannica (11th ed., vol. 7) (New York, NY: The Encyclopaedia Britannica Company, 1910)

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