462 GENERAL INDEX. 
Dickinsonite, 191. 
Didymium ores, 201, 203. 
Dihydrite, 139. 
Dinite, 324. 
Diopside, 248. 
Dioptase, 141, 256, 295. 
Dioryte, 446. 
Diphanite, 319. 
Dipyre, 269. 
Disterrite, 320. 
Disthene, 286. 
Ditroyte, 444. 
Dog-tooth Spar, 215. 
Dolerophanite, 188. 
Doleryte, 451. 
pitchstone, 452. 
Dolomite, 207, 219. 
Dolomyte, 432, 484. 
Domeykite, 135. 
Domyte, 443. 
Dreelite, 221. 
Dry-bone, 158, 364. 
Dudleyite, 320. 
Dufrenite, 185. 
Dufrenoysite, 149. 
Dunyte, 453. 
Durangite, 199. 
Dutch white, 221. 
Dysanalyte, 202, 214. 
Dyscrasite, 119. 
Dysluite, 196. 
Dysodile, 829. 
Dysyntribite, 312. 
_ Earthy cobalt, 167. 
Ecdemite, 152. 
Kelogyte, 458. 
Edelforsite, 245. 
Edenite, 251. 
Edingtonite, 296. 
Edwardsite, ». Monazite. 
Ehlite, 139. 
Ekebergite, 269. 
Ekmannite, 316. 
Eleolite, 269. 
Elaterite, 324. 
Electro-silicon, 480. 
Electrum, 110. 
Eliasite, 170. 
Embolite, 121. 
Embrithite, v. Boulangerite. 
Emerald, 252. 
Oriental, 193. 



Emerald, nickel, 168. 
Emery, 193. 
Emerylite, 319. 
Emplectite, 186. 
Enargite, 186. 
Enceladite, ». Warwickite. 
Enstatite, 244, 
Enysite, 138. 
Kosite, near Vanadinite. 
Eosphorite, 200. 
Epichlorite, 316. 
Epidosyte, 453. 
Epidote, 262. 
Epistilbite, 202, 304. 
Epsom salt, Epsomite, 205. 
Erbium ores, 201. 
Erdmannite, 296. 
Erinite, 139. 
Erubescite, 134. 
Erythrite, 167. 
Esmarkite, 265, 315. 
Eucairite, 118, 185. 
Euchroite, 139. 
Euclase, 288. 
Eucolite, 254. / 
Eucrasite, 296. 
Eucryte, 482. 
Eudyalite, Eudialyte, 254, 260. 
Eudnophite, 300. 
Eukairite, ». Eucairite. 
Eulysyte, 453. 
Eulytite, Eulytine, 102, 256. 
Eucsmite, 325. 
Euphotide, 449. 
Euphyllite, 314. 
Eupyrchroite, 213. 
Euralite, 318. 
Euryte, 442. 
Euxenite, 202. 
Fahlerz, 135. 
Fahlunite, 265, 314. 
Fairfieldite, 191. 
Fassaite, 246. 
Faujasite, 300. 
Fayalite, 256. 
Feather ore, v. Jamesonite. 
Feldspar Group, 272. 
Felsite, 280. 
Felspar, v. Feldspar. 
Felsyte, 442. 
Fergusonite, 202, 260. 
Fibroferrite, 182. 
