ישפה , Exodus 28:20; Exodus 39:13; and Ezekiel 28:13; ιασπις , Revelation 4:3; Revelation 21:11; Revelation 21:18-19 . The Greek and Latin name, jaspis, as well as the English jasper, is plainly derived from the Hebrew, and leaves little room to doubt what species of gem is meant by the original word. The jasper is usually defined, a hard stone, of a bright, beautiful, green colour; sometimes clouded with white, and spotted with red or yellow.