a uri chal cite

[From Lat. aurichalcum, better spelled or i chal cum; Gr. ὀρείχαλκος (ore i chalkos) yellow copper ore, also the bra made from it; όρειος (oreios) = mountainous; ὅρος ( oros ) = a mountain, and χαλκός ( chalkos ) =(1) copper, (2) bronze, (3) bra .] A mineral placed by Dana under the fourth section of It occurs in acicuhis Hydrous Carbonates. lar crystals, forming drusy incrustations; also columnar, plumose, granular, or laminated. Its lustre is pearly; its colour, pale green, or sometimes azure. The hardne is 2. The composition: Oxide of copper, 16-03 to 32.5; oxide of zinc, 32:02 to 56-82; carbonic acid, 14:08 to 24-69; water, 9-93 to 10-80; lime, 0 to 8.62. It is found at Rough ten Gill, in Cumber land; at Lead hills, in Lan arks hire; in Spain, Asia, and America. Buratite, by some called lime - a uri chal cite, occurs in France and in Austro-Hungary. âu'-ri-cle (cle = kel), s . [In Fr. auricule; from Lat. auricula = the external ear, dim in. of auris the ear.] Anything shaped like an ear. (Used, spec ., in Anatomy.) 1. Auricle of the ear: The pinna or external portion of the ear, consisting of helix, anthelix, concha, tragus, . "The auricles of the ear act like an acoustic instrument to collect, increase, and pa to the internal ear the sounds which reach it from without."-Todd and Bowman: Physiol. Anat., vol. ii., pp. 66, 89, 2. Auricles of the heart: Those two of the four cavities of the heart which are much smaller than the others, and each of which, moreover, has falling down upon its external face a flattened appendage, like the ear of a dog, from which the name of the whole structure is derived. The right auricle has a communication with the right ventricle, and the left auricle with the left ventricle. The two auricles are irregular, cuboidal, muscular bags, separated from each other by a thin fleshy partition. The main portion of each consists of what is called the sinus venosus, into which the veins pour their blood. ( Todd & Bowman: Physiol. Anat ., vol. ii., p. 333, .) "The part of the heart which receives is called the auricle or receiving cavity; and this opens into the ventricle or propelling cavity." - Beale: Bioplasm (1872), p. 24, § 40.