CINNABAR. 41 native red oxide of mercury found at Idria; but it has not been met with by succeeding naturalists. 5. Baron Born, in his Catalogue rais. d. I. Collect, d. Mile, de Raab. t. ii. p. 394. describes a mineral under the name Cinnabre alcalin, which is mentioned by Wideman, Estner, lteuss, and Hausmann, under the name Stink Zinnober. The following description is given of it: Its colour is intermediate between crimson-red and blood-red. It occurs massive, disseminated, in vesicles, and indistinctly crystallised. Internally the lustre is shin ing and adamantine. The fracture is imperfect foliated, inclining to radiated. It is translucent. It is soft. When triturated, it emits a hepatic smell. It is said to be sulphuret of mercury, combined with sulpliureted hy drogen. It is found at Idria, along with calcareous-spar, and iron-pyrites. IV. ORDER.