LAZULI n.
ure-blue color, usually in small rounded masses. It is essentially a silicate of alumina, lime, and soda, with some sodium sulphide, is often marked by yellow spots or veins of sulphide of iron, and is much valued for ornamental work. Called also lapis lazuli, and Armenian stone.
LITHOGRAPHIC; LITHOGRAPHICAL a.
aphy; made by lithography; as, the lithographic art; a lithographic picture. Lithographic limestone (Min.), a compact, fine-grained limestone, obtained largely from the Lias and Oölite, esp. of Bavaria, and extensively used in lithography. -- Lith`o*graph"ic*al*ly, adv.