scalenohedron


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Related to scalenohedron: rhombohedron, Pyritohedron

scalenohedron

(ˌskeɪliːnəˈhiːdrən)
n, pl -drons or -dra (-drə)
a pyramidal form of the rhombohedral system in which the faces form scalene triangles
References in periodicals archive ?
Microsparite and sparite calcite crystals are mostly equant to elongated rhombohedrons or scalenohedrons, but also a few prismatic crystals were observed.