478 



Index. 



Marcet, Dr. on sea waters, 85 — on the 

 waters of Lake Ourmia, 85. 



Marum, Van, on Franklin's theory of 

 electricity, 440. 



Mathematical principles of chemical 

 philosophy, on, 137, 180, 351. 



Meikle, Mr. on rain-gauges, 421. 



Meineke, Prof, on iron pyrites, 68. 



Meionite, on, 69. 



Meisner, M. on galbannm, 89. 



Membrana piipillaris, on, 61. 



Menispermic acid, M. Bonllay on, 24. 



Mercury, on the oxides of, 17. 



Mesotype, on, 193. 



Metals, on I he colours of, 18. 



Meteoric stones, on, 67, 308. 



Meteorite, on, 234. 



Meteorological observations at Cork, 

 152. 



Meteorological tables, by L. Howard, 

 Esq. 79, 159, 239, 319, 399, 473. 



Micrometers, method of cutting rock 

 crystal for, 386. 



Mines, on the ventilation of, 377. 



Molusca, on, 109. 



Monotremata, on, 105. 



Mons, Van, on iodine, 11 — on tellu- 

 rium, 13 — on manganese, 16. 



Morichini, M. on the magnetic proper- 

 ties of the violet rays, 6. 



Muriate of potash in sea salt, on, 227. 



Muriates of potash and soda, method of 

 separating, 38. 



Muriatic acid gas, specific gravity of, 

 175 — weight of atom of, 327. 



Murray, Mr. J. on the naturalization of 

 tender exotics, 230 — on the unifor- 

 mity of insular climates, 231 — on the 

 vegetation of bulbous roots in water, 

 231 — on oxidation by solar light, 232 

 on lutes, 232 — on the solubility of 

 phosphorus in water, 232 — on the 

 agave americanum, 233 — on the im- 

 permeability of wire gauze to flame, 

 424 — on gelatine from bones, 466 — 

 on naphtha in coal, 466 — on primi- 

 tive conglomerate, 466 — on insular 

 climate, 467 — on galvanism, 467. 



Musci, on, 123. 



Mustard, on the seeds of, 90. 



Myriapoda, on, 107. 



N. 



Naphtha, on, S3, 466. 



Navigation, on removing impediments 



to, 224. 

 Necronite, on, 97. 

 Needlestoue, on, from Kilpatrick, 



193, 401. 

 Negro, on the rete mucosum of, 453. 

 Nervous system, on, 113. 



Nickel, on, 16 — arsenical, on, 100— 



new ore of, 101. 

 Nitric acid, action of, on uric acid, 22 



— on the weight of atom of, 327. 



Oersted, Prof, on the effects of electri- 

 city on the magnetic needle, 273 — 

 new electromagnetic experiments by, 

 375. 



Oil, olive, on, 83. 



Olefiant gas, on the specific gravity of, 

 249. 



Ovarium, caieof foetus in, 384. 



Outangs, on the difference between the 

 black and red, 104. 



Oxidation by solar light, on, 232. 



Oxide, carbonic, on the specific gravity 

 of, 248. 



Oxygen, on, 8 — specific gravity of, 163. 



P. 



Passiflorea, on, 1 15. 



Patents, New, 75, 155, 235, 315, 



Peliom, on, 72. 



Pelletier and Caventou, on ambergris, 

 93 — on copaiva, 308. 



Pendulum seconds, on the length of, 

 51. 



Perkins, Mr. on the compressibility of 

 water, 147, 149, 



Petrefaction, on a remarkable, 388. 



Philips, Mr. on the carbonates of am- 

 monia, 37. 



Phosphorus in water, on the solubility 

 of, 232. 



Phosphuretted hydrogen, on the specific 

 gravity of, 261. 



Pliysiology, on the progress of, 111. 



■^-^^— — — of plants, on, 127, 



Picromel, on, 92. 



Picrotoxia, on, 33. 



Pink sediment of urine, on, 97. 



Pisces, on, 106. 



Platinum, on, 18 — on the crystalliza- 

 tion of, 233 — on some combinations 

 of, .385. 



PleischI, Dr. on boracic acid, 72. 



Polyhalite.on, 427. 



Porreit, Mr, on the atomic weight of 

 iron, 14. 



Portal, M. on the membrana pupillaris, 

 61. 



Porlrush, on the geology of the envi- 

 rons of, 57. 



Potash, on the pure carbonate of, 38 — 

 on pure, 151 — on the chromate of, 

 321 — on the weight of atom, 327. 



•^— — muriates of, in sea salt, 226. 



Prehnite, fibrous, on, 97. 



