478 



Index. 



Mathematical principles of dieinical phi- 

 lasophy, on the, 4'i5. 



M'Keever, Dr. on tlie formation of ice in 

 the beds of rivers, 187. 



Memoires de la Soci6te de Physique et 

 d'Histoirc Naturelle de (ieneve, .SIO. 



Mercury, peroxide of, specific gravity of, 

 392. 



sulphuret of, preparation of, 



394. 



Metals found in Ceylon, 66. 



on the sep.iration of iron from, 95. 



which decompose peroxide of hy- 

 drogen, and absorb part of the oxygen, 

 and disengage the remainder, 46. 



iVIeteorological journal kept at Bushey 

 Heath, 91. 



■ Cornwall, 



175. 



190. 



Helston, 

 Kinfauns 



Castle, 217. 



Nickel, carburet of, on the formation of, 



oxide of, and salifiable bases, 211. 



Nightingale, comparative analysis of tlie 

 food and excrement of, 1 52. 



O. 



Observations, astronomical, 63, 216, 275 

 396,406. ' ' 



meteorological, made at 



Crumjtsall, 87. 

 defiant gas, on, 37. 

 Ores of cadmium, method of treating 



123. ^* 



Ornithorynchus, on the spurs of, 155. 

 Oxalic acid, composition of, 315. 

 Oxide of bismuth, specific gravity of, 392. 



*— lead, specific gravity of, 392. 



Oxides, metallic, their action on peroxide 



of hydrogen, 48. 



of nickel and cobalt, method of 



289. 



Lancaster, separating, 213 



371. 



Mill, Jlr. on the formation of carburet of 

 nickel, 201. 



Miller, IMr. list of freshwater and land- 

 shells occurring in the environs of Bris- 

 tol, wi til observations, 376. 



31inerals, Finnish, analysis of, 102. 



Klines in Cornwall, observations on the 

 temperature of, 308, 4 1 5. 



Moisture, influence of, in modifying the 

 specific gravity of gases, 302. 



— remarks on the influence of, in 



modifying tlie specific gravity of gases. 

 385. 



Motions produced by the difference on the 

 specific gravity of bodies, 408. 



Moyle, Mr. M. P. meteorological journal 

 kept at Helston, Cornwall, for 1821, 

 190 — on the temperature of mines in 

 Cornwall, 308, 415. 



3Iurray, Mr. J. remarks on his paper on 

 the decomposition of metallic salts by 

 the magnet, 39 — reply to B. M. 121 

 — answer to his reply, 384. 



N. 



Napthaline, properties of, 144. 



Nepheline, specific gravity of, 392. 



Neutral series, observations on, 417. 



New Malton, meteorological journal kept 

 at, 100. 



Nicholl, Dr. remarks on a peculiar imper- 

 fection of vision with regard to colours, 

 128. 



Nickel, arseniate of, properties of, 209. 



Manchester, separating, 214. 



parating, 215. 



copper, method of 

 zinc, method of se. 



P. 



Patents, new, 1.57,318, 394, 471. 



Peroxide of hydrogen, properties of, 41. 



mercury, specific gravity of, 



392. 



Phillips, ]\Ir. R. analysis of vari^ated 

 copper ore, 81— analysis of yellow cop- 

 per ore, 296. 



J\Ir. W. on the crystalline fomi 



of the variegated copper ore, 82. 



on the crystalline form 



of yellow copper ore, 296. 



Philosophy, chemical, on the mathemati- 

 cal principles of, 425. 



Phosphate of copper, composition of, 182. 



Phosphorescence of tlie lanipyris noctiluca 

 and splendidula, notice respecting, 77. 



Places, mean, of 46 Greenwich stars, re- 

 duced to Jan. 1, 1822, from the cata- 

 logue, published in the Nautical Alma- 

 nac for 1823, 54. 



Playfair, Prof, on his statements respect- 

 ing the University of Cambridge, 138. 



Plymouth breakwater, notice of, 76. 



Powell, Baden, Rev. account of some ex- 

 periments on the communication of 

 magnetism to iron in different positions, 

 92. 

 Protoxide of copper, specific gravity of, 

 392. 



Quinine, preparation ofy 151. 



