Slickensides

[slɪk(ə)nsaɪd]

Definition

(n.) The smooth, striated, or partially polished surfaces of a fissure or seam, supposed to have been produced by the sliding of one surface on another.

(n.) A variety of galena found in Derbyshire, England.

Checker: Yale

Definition

n. the smooth polished or striated and generally glazed surfaces of joints and faults in rocks considered to have been produced by the friction of the two surfaces during the movement of the rock.—adj. Slick′ensided.

Inputed by Alan