(4) term used to describe a crystal displaying well-formed and regularly developed crystal faces.
Euhedral - A mineral bounded by crystal faces or having crystal faces.
Mineral showing fully developed crystal form. Of maximum interest to collectors.
(eu-hed´-ral) Said of a mineral grain that is completely bounded by its own rational faces, and whose growth has not been restrained or interfered with by adjacent grains.
Possessing well-developed crystal form and faces.
Euhedral refers to well-formed crystals with sharp, easily-recognized faces. Normally, crystals do not form smooth faces or sharp crystal outlines. Many crystals grow from cooling liquid magma.