GENERAL INDEX. 



4G? 



Microcline, 278. 

 Microlite, 202, 214. 

 Microlites, 416, fig. 6. 

 Microsornniite, 270. 

 Middletonite, 325. 

 Milarite, 252. 

 Millerite, 164. 

 Millstone grit, 426. 

 Minietene, Mirnetite, 46, 152. 

 Mineral coal, 327. 



oil, 321. 



pitch. 326. 

 Minette, 441. 

 Minium, 149. 

 Mirabilite, 41, 226. 

 Misenite, 227. 

 Mispickel, 175. 

 Mizzonite, 269. 

 Mocha stone, 236. 

 Molybdate, Lead, 151. 

 Molybdenite, 96. 

 Molybdite, 97. 

 Monazite, 41, 203. 

 Monimolite, 152. 

 Monradite, 295. 

 Montanite, 102. 

 Monticellite, 256. 

 Montmartite, v. Gypsum. 

 Montmorillonite, 307. 

 Montronite, 307. 

 Moonstone, 277, 279. 

 Mordenite, 304. 

 Morenosite, 168. 

 Mosandrite, 263. 

 Moss agate, 236. 

 Mottraniite, 139. 

 Mountain cork, 250. 



leather, 250. 



tallow, 324. 

 Mulder's glass, 240. 

 Mundic, 174. 

 Muntz metal, 144. 

 Muriatic acid, 231. 

 Muromontite, 263. 

 Muscovite, 267. 

 Muscovy glass, 268. 

 Miisenite, v. Siegenite. 



Nadorite, 152. 

 Nagyagite, 116, 149. 

 Naphtha, 321. 

 Naphthaline, 324. 

 Natroborocalcite, 212. 



Natrolite, 299. 

 Natron, 229. 

 Naumannite, 118. 

 Needle ore, v. Aikinite. 

 Neft-gil, 324. 

 Nemalite, 204 

 Neotocite, 316. 

 Nepheline-doleryte, 452. 

 Nephelinyte, 452. 

 Nephelite, Nepheline, 269. 

 Nephrite, 250. 

 Newjanskite, 127. 

 Niccolite, 166. 



Nickel glance, v. Gersdorffite. 

 Nickel-gynmite, 309. 

 Nickel, Ores of, 164. 



stibine, 166. 

 Nigrine, 162. 

 Niobite, v. Columbite. 

 Niobium, Compounds of, 184. 

 Nitrate, Calcium, 214. 



Potassium, 228. 



Sodium, 229. 

 Nitratine, 229. 

 Nitre, 228. 

 Nitrocalcite, 214. 

 Nitromagnesite, 206. 

 Nohlite, 202. 

 Noryte, 450. 

 Nosean, Nosite, 270. 

 Noumeite, 168. 

 Novaculyte, 436, 453. 

 Nuttalite, 269. 



Ochre, Red, 167, 176. 



Yellow, 181. 

 Octahedrite, 163. 

 ffillacherite, 314. 

 CErstedite, 260. 

 Ogcoite, 319. 

 Okenite, 293. 

 Oligoclase, 44, 276. 

 Olivenite, 139. 

 Olivine, 255. 

 Onyx, 236. 

 Oolite, 216. 

 Opal, 239. 

 Opal, Jasper, 240. 

 Ophiolite, 308. 

 Ophiolyte, 454. 

 Ophite, 447. 

 Orangite, 296. 

 Orpiment, 99. 



