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NATIVE BISMUTH. 449 ORDER XII— RISMUTII. This Order contains the following species, viz. Na tive Bismuth, Rismuth-glance or Sulphureted Bismuth, Needle-ore or Plumbo-cupriferous Bismuth-ore, Cuprife rous Bismuth ore, and Bismuth-ochre. 1. Native Bismuth. Gediegen Wissmuth, B r erncr. IVismutbum nativum, Wall. t. ii. p. 205.—Gediegen 'Wismuth, H'erner, Pabst. b. i. s. 183. Id. Wid. s. 8,87—Native Bis muth, Kiriv. vol. ii. p. 264—Bismuth natif, De Born, t. ii. p. 214.—Gediegen Wismuth, Emm. b. ii. s. 434.—Bismuth natif, 1 .(in. t. ii. p. 331. Id. Ilauy, t. iv. p. 184. Id. Brock. t. ii. p. 343.—Gediegen Wismuth, Beuss, b. iv. s. 310. Id. Suck. 2tv th. s. 36l. Id. Bud. b. i. s. 270. Id. Bert. s. 472. Id. Mobs, b. iii. s. 633.—Bismuth natif, Lucas, p. 156.— Gediegen Wismuth, Leonhard, Tabel. s. 77-—Bismuth natif, Brong. t. ii. p. 131. Id. Brard, p. 348— Gediegen Wis muth, Karstcn, Tabel. s. 70. Id. Ifaus. s. 70—Bismuth na tif, Ilauy, Tabl. p. 105—Native Bismuth, Kid, vol. ii. p. 2)2. Id. Atkin, p. 52. w ! External Characters. Its colour is silver white, which inclines to red; on the fresh fracture it acquires a pavonine tarnish. It occurs massive, disseminated, in leaves whose sur face is plumosely streaked ; reticulated ; and crystallised, m tlie following figures: Vol. III. F f E Octahedron,