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pyritohedral

adjective
py·​ri·​to·​he·​dral | \pə̇¦rītə¦hēdrəl, (¦)pī¦r- sometimes chiefly British -hed-\

Definition of pyritohedral 

: of, relating to, or consisting of pyritohedrons

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History and Etymology for pyritohedral

New Latin pyritohedron + English -al

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