GENERAL INDEX. 



473 



Ullmannite, 166. 

 Ultramarine, 270. 

 Unakyte, 446. 

 Unghwarite, 307. 

 Unionite, v. Zoisite. 

 Uraconise, Uraconite, 171. 

 Uralite, 347. 

 Uranin, Uraninite, 169. 

 Uranite, 170. 

 Uranium, Ores of, 169. 

 Uranniica, 170. 

 Uranochalcite, 171. 

 Uranocircite, 171. 

 Uranospinite, 170. 

 Uranotantalite, 170. 

 Uranvitriol, 171. 

 Urpethite, 324 



Valentinite, 101. 

 Vanadate, Copper, 139. 



Lead, 152. 

 Vanadinite, 152. 

 Variolvte, 449. 

 Variscite, 200. 

 Yauquelinite, 151. 

 Velvet copper ore, 138. 

 Venerite, 319. 

 Venice white, 221. 

 Verd-antique, 308, 454. 



Oriental, 415. 

 Verde di Corsica duro, 449. 

 Vermiculite, 317. 

 Vermilion, 129. 

 Vesuvianite, 261. 

 Veszelyte, 139. 

 Villarsite, 296. 

 Viridite, 317. 

 Vitreous copper, 132. 



silver, 117. 

 Vitriol, Blue, 137. 



Green, 182. 



Iron, 182. 



White, 156. 

 Vivianite, 184. 

 Voglianite, 171. 

 Voglite, 171. 

 Volborthite, 139. 

 Volknerite, 194. 

 Voltaite, 182. 

 Voltzite, 155. 

 Vorhauserite, 308. 

 Vulpinite, 212. 



Wacke, 428. 

 Wad, 190. 

 Wagnerite, 206. 

 Walchowite, 325. 

 Walpurgite, 171. 

 Warringtonite, v. Brochantite. 

 Warwickite, 206. 

 Washingtonite, 178. 

 Water, 4, 231. 

 Wavellite, 201. 

 Websterite, 199. 

 Wehrlite, 102. 

 Wernerite, 268. 

 Westanite ii. Fibrolite. 

 Wheel-ore, 136. 

 Whetstone, 436, 453. 

 White vitriol, 156. 



arsenic, 99. 

 Whitneyite, 135. 

 Wichtine, Wichtisite, 252. 

 Willcosite, 320. 

 Willemite, 157, 256. 

 Williamsite, 308. 

 Wilsonite, 312. 

 Winkworthite, v. Howlite. 

 Witherite, 221. 

 Wittichenite = Cu 3 BiS 3 . 

 Wittingite, 316. 

 Wohlerite, 256, 260. 

 Wolfram, Wolframite, 183. 

 Wollastonite, 244. 

 Wollongongite, 326. 

 Wood-opal, 240. 

 Wood tin, 160. 



Woodwardite, near Cyantrochite. 

 Wulfenite, 151. 

 Wurtzite, 155. 



Xanthophyllite, 320. 

 Xanthosiderite, 182. 

 Xenotime, 203. 

 Xylotine, 295. 



Yenite, 263. 

 Youngite, 155. 

 Ytter-garnet, 258. 

 Yttrium ores, 201. 

 Yttrocerite, 201. 

 Yttroilmenite, 170, 

 Yttrotantalite, 202. 



Zaffre, 168. 



