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A stone. Lapis calaminaris (. Etym: [NL.] (Min.) Calamine. -- Lapis infernalis (. Etym: [L.] Fused nitrate of silver; lunar caustic.

An albuminous mineral of a rich blue color. Same as Lazuli, which see.

red color found in Armenia, Tuscany, etc. -- Armenian stone. (a) The commercial name of lapis lazuli. (b) Emery.

clear blue color of the unclouded sky; cerulean; also, cloudless. Azure stone (Min.), the lapis lazuli; also, the lazulite.

To be converted into gelatin, or into a substance like jelly. Lapis lazuli, if calcined, does not effervesce, but gelatinates with the mineral acids. Kirwan.

imparisyllabic noun, one which has not the same number of syllables in all the cases; as, lapis, lapidis; mens, mentis.

aratus maliciously designed to explode, and destroy life or property. -- Infernal stone (lapis infernalis), lunar caustic; formerly so called. The name was also applied to caustic potash.

w spots or veins of sulphide of iron, and is much valued for ornamental work. Called also lapis lazuli, and Armenian stone.

t consumed within a few weeks the flesh of bodies deposited in it. It is otherwise called lapis Assius, or Assian stone, and is said to have been found at Assos, a city of Lycia. Holland.

A kind of color prepared from calcined lapis lazuli; ultramarine; also, a blue prepared from carbonate of copper. [Written also sanders-blue.]

A blue pigment formerly obtained by powdering lapis lazuli, but now produced in large quantities by fusing together silica, alumina, soda, and sulphur, thus forming a glass, colored blue by the sodium polysulphides made in the fusion. Also used adjectively. Green ultramarine, a green pigment obtained as a first product…