A diagram of the Ditrigonal prism. It is a 6-sided shape with 6 faces parallel to a 3-fold rotation axis. It is a main form of the hexagonal system, vintage line drawing or engraving illustration.

A diagram of the Ditrigonal prism. It is a 6-sided shape with 6 faces parallel to a 3-fold rotation axis. It is a main form of the hexagonal system, vintage line drawing or engraving illustration. - 132964866

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