DREY MANGANESE-ORE. ORDER VII.—MANGANESE. This Order contains six species, viz. Grey Manganese- ore, Black Manganese-ore, Wad, Sulphuret o anga nese, Phosphate df Manganese, and Red Manganese-ore. 1. Grey Manganese-Ore. Grau Braunsteinerz, Werner. 1 F This species is divided into five subspecies, viz. Fibrdua Grey Manganese-ore, Radiated Grey ^ Hated Grey Manganese-ore, Compact Grey i anga ore, and Earthy Grey Manganese-ore. First Subspecies. Fibrous Grey Manganese-Ore. Faseriges Grau-BraUnsteinerz, UUmann. Haarformiges Grau-Braunsteinerz, Mobs, b. in. s. 449- Id. Haus. Handb. b. i. s. jyO.-Faseriges Gr.u-Braunstc.nerz, UUmann, System. Tabell. Ubers. s. 402. External Characters. Its colour is dark sterl-grey, passing into iron-black. It occurs massive, disseminated, in crusts, re , botryoidal, stalactitic, and crystallised in very e ica e J capillary