triclinic

views updated May 08 2018

triclinic One of the seven crystal systems, and the one with the lowest crystal symmetry, characterized by three crystallographic axes of unequal length, none of which are at right angles to each other. There is a centre of symmetry about which is oriented a pair of parallel faces. The mineral plagioclase feldspar is the best-known example.

triclinic

views updated Jun 11 2018

tri·clin·ic / trīˈklinik/ • adj. of or denoting a crystal system or three-dimensional geometric arrangement having three unequal oblique axes.