Rhombohedral

[Sarah]

Related to the rhombohedron; presenting the form of arhombohedron, or a form derivable from a rhombohedron; relating to asystem of forms including the rhombohedron and scalenohedron.Rhombohedral iron ore (Min.) See Hematite.-- Rhombohedral system (Crystallog.), a division of the hexagonalsystem embracing the rhombohedron, scalenohedron, etc.