INDEX. 



Acid in metallic salts, 103 

 Acid, muriatic, elem-^nts of, 521 

 Action, muscular, duration of, 250 

 Alkalis, fixed, purity of, 31, 331 

 Aloes, analysis of, 361 

 Alumina, phosphate of, 104 

 Ammonia, experiments on, S8 

 Analysis of pyroxene or black crystal- 

 lized autjite, 149 — Of mclanite, 151 

 —Of staurollte, 152— Of hypersten, 

 or Labrador hornblende, 153— Of the 

 stangenstein or white schoerl of Al- 

 tenberg (pycnite of Haiiy) 154— Of 

 the reddish tourmalin of Moravia, 154 

 ••—Of the root of valerian, 157— Of 

 lamellar talc of St. Gothard, 226— Of 

 «ommon mica of Zinnwalde, 227— 

 Of Siberian mica in large lamina:, or 

 Muscovy glass, ^28— Of black Si- 

 berian mica, 23a— Of the nadelertz, 

 or needle ore of Siberia, 236— Of 

 the apophyllite (ichthyophthalmite 

 'Cf Dandrada and Rcuss, or fischau- 

 genstein of Werner), 272 — Ofscam- 

 mony, 31 1— -Of a new pitch-like iron 

 ore, 354 — Of three species of pyrites, 

 556— Of aloes, 361 

 Anderson, Dr. A. communications from, 

 concerning the botanical garden at 

 St. Vincent, 370 

 Animals, luminous, 337 

 Apophyllite, analysis and description 



.<jf, 272 

 Arteries, functions of the, 56, 1 12 

 Attraction, capillary, theory of, 126 

 Augite, black crystallized, analysis of, 

 149 

 V©*,. SXVIL 



B. 



Bacon's doctrine of the atmospheric ph»« 

 nomena, 265 



Baird, Dr. his account of the effects of 

 30 tons of quicksilver escaped by the 

 rotting of leaihern bags into the biJge 

 water on board the Triumph Man of 

 war, 1;32 



Bajon, Mt. on luminous animals, 33^ 



Bakerian lecture for 1809, iCoonclud^ 

 from vol. xxvi.) 38, S9 



Bariow, Mr. P. his demonstration of f 

 curious numerical proposition, 195-« 

 His elementary ijrivestigatioa of the 

 powers and properties of numbers, 

 239 



Barytes, analysis of, 103 



Berard, M. on the water contained ia 

 fused soda, 357 



BerthoUet, M. on the component parts 

 of salts, 37, 50 — On tlie formation 

 of metallic sulphurets, 215 



Berzelius, M. on the analysis of caat 

 iron, 1.04 



Birds, migration of, 55, 217 



Bite of a rattlesnake, effects of, 219 



Black, Dr. on the component parts of 

 flexible stones, 227 



Blood, circulation of, 56, 112 



Botanical garden at St. Vincent's, 370 



Bouillon-Lagrange and Vogel, Messrs. 

 on the scammonies cf Aleppo and 

 Smyrna; with some obser.vations on 

 the reddening of litmus by Resins, 

 21 1 — On the analysis of aloes, 368 



Braconnot, M. on the comparative 

 analysis of gum-resins, 361 



Bruguiere, M. on luminous animals, 

 339 



C c Bucholz, 



