476 



INDEX. 



BABBAGE on internal heat, 14, 71. 



Bula rocki?, 353, 359, 362. 



Bailey, L. W., geology of New Bruns- 

 wick, 407. 



Banded structure in veins, 193, 199. 



Bangor group, 353, 382, 384. 



Bark, its composition, 181. 



Barrande on palaeozoic geology, 253, 

 368, 369, 378, 392, 424. 



Baryta, salts of, in waters, 87, 121, 141, 

 145. 



Basic salts, Gerhardt on, 467. 



Bauxite, 14, 98, 326. 



Beloeil, Quebec, water of, 151. 



Belt, T., on Lingula flags, 371. 



Bergmann on Mont Blanc, 338. 



Bertrand on Mont Blanc, 338. 



Berzelius on silicate of lime, 151. 



Beryl, 199, 245; kaolin of, 101; a 

 feldspathide, 445. 



Bessarabia, salt lagoons of, 86. 



Bicarbonates. See Carbonates. 



Biddeford, Maine, granitic veins of, 198. 



Bigsby, J., on Huronian rocks, 18, 

 269; on Cambrian, 269; on the geol- 

 ogy of Quebec, 396, 400. 



Billings, E., on the geology of Ver 

 mont, 260-265, 391-393; on the 

 Potsdam rocks, 266; on Levis fos- 

 sils, 258, 400, 403, 404, 412 ; on 

 Eophyton, 409 ; on the Anticosti 

 group, 416; on Middle Silurian, 417. 



Bischof, G., 16; on a source of sulpha 

 retted hydrogen, 87; on decomposi 

 tion of silicates, 102, 151 ; on formation 

 of silicate of magnesia, 122; on 

 anthracite, 177; on deoxidation in 

 nature, 302 ; on pseudomorphism, 287. 

 290, 293, 294, 323, 325 ; his plutonic 

 basis, 294. 



Bismuth, occurrence of, 200, 217. 



Bitterns related to mineral waters, 

 103, 105, 109, 114, 117, 121, 156, 163. 



Bitumens, 8, 169, 175, 382, 397. See 

 Petroleum. 



Bituminous rocks. See Pyroschists. 



Blake, W. P., on Laurentian veins, 

 215, 218. 



Blue Ridge, gneisses of, 217, 249; their 

 decomposition, 250; their copper 

 veins, 217, 260. 



Blum on pseudomorphism, 287, 319, 



325. 

 Bohemia, copper slates of, 232 ; geology 



of, 368. 



Borates, their origin, 16, 112, 146. 

 Uorux-lake, water of, 146. 

 Bosunquet, Ontario, pyroschists of, 179. 

 Bothwell, Ontario, water of, 159, 162. 

 Bottger on nitrification, 472. 

 Boue on metamorphism, 24, 321. 

 Brainard, J., on silicious deposits, 89. 

 Braintree, Mass., Paradoxides of, 405. 

 Bray Head, rocks of, 382. 

 Brazil, crystalline rocks of, 278; their 



decay, 10. 

 Breaks in palaeozoic series, 263, 375- 



377,412-415, 418. 

 Breislak on the origin of sulphur, 87. 

 Brines, analyses of, 119-121. 

 Brittany, crystalline schists of, 273. 

 Bromine in waters, 142. 

 Brooks, T. B., crystalline rocks of 



Michigan, 274. 

 Brunswick, Maine, granite veins of, 



194. 



Buch, Von, on dolomites, 81, 309. 

 Buffon on mountains, 52. 

 Bunsen on eruptive rocks, 3, 66, 284 j 



on aqueous decomposition of silicates, 



102. 



CAERNARVONSHIRE, crystalline rocks 

 of, 269, 353, 383. 



Calciferous sand-rock, a dolomite, 117, 

 155, 415; gypsum in, 117, 155; its re- 

 lations to Trenton and Chazy, 412, 

 413. 



Cagniard de la Tour on vapors, 37. 



Calcium, chloride of, in waters, 117- 

 120, 158. 



Calcium, salts of. See Carbonate of 

 lime, Lime-salts, and Gypsum. 



Caledonia, Ontario, waters of, 123, 127, 

 129, 147-149. 



California, borax-lake of, 146. 



Calumet and Hecla mine, conglomerate 

 of, 187. 



Cambrian series, 266-269; Upper, in 

 Great Britain, 350 -W> ; Mi<l<llo and 

 Lower, 365-385, 409; in North 

 America, 387 - 425; history of, 349. 



