476 



Index, 



Cadmium, on the means of procuring in 



quantity, 435. 

 Calc-sinter determined to be calcareous 



spar, 154. 

 Calculus, human, large one, 392. 

 Cambridge I'nivcrsity, remarks on Prof. 



Playfair's statements respecting, 1 38. 

 Capacity, calorific, examination ot the hy- 



• pothcsis of, 1 6. 

 Carbonate of lime, on the solution of, 316 



— specific gravity of, 392. 



soda, composition of, 170. 



Carburet of nickel, on the formation of, 



201. 

 Ceylon, analysis of Dr. Davy's accoL>nt of, 



63. 

 mineral productions of, 66 — saline 



production of, 69. 

 Children, J. G. Esq. notice of his paper 



on the alvine concretions found in the 



colon of a young man, 75. 

 blowpipe experiments 



on diasporc, 434. 

 Chlorine and hydrogen, spontaneous ex- 

 plosion of, 153. 

 Clarke, Dr. on cadmium, and its ores, 1 23 



— on the presence and proportion of 



cadmium in the metallic sheet zinc of 



commerce, 195. 



- — notice of his death, 314. 



Clocks, metliod of illuminating witli gas, 



155. 

 Colours, remarks on a peculiar imperfec- 

 tion of vision with regard to, 128. 

 Combustibles, simple non-metallic, their 



action on peroxide of hydrogen, 47. 

 Comet, in New South Wales, appearance 



of, 7 6. 

 Composition of oxalic acid, 315. 

 Concretion, alvine, analysis of, 76. 

 Copper, protoxide of, specific gravity of, 



392. 



phosphate of, composition of, 1 82. 



• quantity of, raised in England, 



223. 

 • quantity of, raised in Cornwall, 



470. 

 — — — ore, variegated, analysis of, 81. 

 crystalline form of, 



82. 



yellow, analysis of, 296. 



*■ crystalline form of, 



296. 



Cornwall, remarks on the temperature of 

 the mines of, 38 1 . 



Croton tiglium, analysis of the seeds of, 

 391. 



Crmnpsall, meteorological observations 

 made at, 87. 



Crystalline form of variegated copper ore, 

 82 — yellow copper ore, 296. 



Cubebs, chemical examination of, 202. 



Cumming, Prof, on a large human calcu- 

 lus, 39:^. 



D."'« reply to C.'s observations on !\Ir. He- 

 rapath's theory, 291, 357. 



Dalton, Mr. on the solution of carbonate 

 of lime, 316. 



Davy, Sir H. further researches on the 

 magnetic phenomena produced by elec- 

 tricity, 1. 



his discourse on presenting 



the Copley medals to Mr. llerschel and 

 Capt, Sabine, 72. 



on a deposit found in tlie 



waters at Lucca, 199. 



Dr. anjJysis of his account of the 



interior of Ceylon, and its inhabitants, 

 with travels in that island, 63. 



Diaspore, on the, 433. 



Doors, sluice, on a new method of hang- 

 ing, 355. 



Dugong, skeletons of, 146. 



E. 



Earth, on the mean density of, by Dr. 

 Hutton, 147. 



Electricity, researches on the magnetic 

 phenomena produced by, 1 . 



Electro-magnetism, historical sketch of, 

 107. 



Emmett, Rev. J. B. on the mathematical 

 principles of chemical philosophy, 425. 



Euclid, Simson's, demonstration of a pro- 

 position from, 105. 



Evaporation, theory of, 16. 



Faraday, Mr. sketch of his discoveries on 



electro-magnetism, 117. 

 Feneuille and Capron, analysis of the root* 



of black hellebore, 393. 

 Fire, method of kindling, in the Sandwich 



Islands, 155. 

 Fishes, anatomical discoveries respecting 



the organ of hearing in, 321. 

 Forchhammer, Dr. account of a volcanic 



eruption in Iceland, 401. 

 Foster, Westgarth, i\Ir. analysis of his 



treatise on the section of the strata from 



Newcastle-upon-Tyne to Cross Fell, in 



Cumberland, with remarks on mineral 



veins, &c. 

 Fox, IMr. R. W. remarks on Mr. Moyle's 



observations on the temperature of 



mines in Cornwall, 381. 



G. 



Gas, defiant; on, 37. 



