Index. 
496 
Stromeyer, Professor, on Dr, Marcet’s 
mode of producing a violent heat, 21 
—on magnesite, 70—on anhydrite, 
70—mineral analyses by, 244, 247. 
Strontian, weight ef an atom of, 17—~ 
salts of, 245. 
Sugar of lead, mode of analysing, 330. 
Sulphate of barytes in Surrey, analysis 
of, 247. se 
Sulphate of magnesia, manufacture of, 
near Genoa, 466—mineral, 483. 
Sym, G.. Oswald, on the temperature of 
the greatest density of water, 387. 
Syrup of sugar cane, clarifying of, 54, 
Table mountain, height of, 162. 
Tadpole, formation of fat in, 467, 
Talc, slaty, analysis of, 73. 
Tannin, action of, on mucilage, 53, 
Tantalite, analysis of, 73, 74, 76. 
Tantalum, properties of, 32, 
Tar boiling, experiment on, 111.- 
Tartrate of potash, properties of, 351, 
Temperature, influence of, on elasti- 
city, 354—of both hemispheres, 400. 
Thermometer for measuring heights, 
account of, 323—Dalton’s, examined, 
440. 
‘Thomson, Dr, Thomas, ‘on the relation 
between the specific gravity and the 
weight of the atoms-of gaseous bo- 
dies, 16—on the welght of an atom 
-of-»strontiap, :17—on” phospiittréted: 
hydroyen'=gas,-"26—on carbutete of 
phosphorus, 28—account of Bishop 
Watson, by, 257—on a remarkable 
fossil, 342—on a Chinese mercurial 
preparation, 350—on barometrical 
observations, 401—analysis of a new 
mineral salt, by, 483, 
Thorina, 412, 452. 
Thunderstorm, &5, 
Tibet, height of its mountains, 232. 
Tin, oxides of, 32. 
Tin-stone, analysis of, 72. 
Tod, Mr. experiments on torpedos, 149, 
Tofieldia, on the genus, 154, 
Topaz, composition of, 105. 
Tordilium, on, 325. 
Torpedos, experiments on, 149. 
Torre del Greco, on specimens from, 
AT3. 
Trail, Dr. on magnetic iron and iserine 
in Cheshire, 396, 
Tree, remarkable, 485, 
Trigonometrical survey, queries re- 
specting, 163. 
Trituration, effects of, on chemical 
combination, 10. 
Troughton, Mr. table by, of the dila- 
tation of metals, 19, 
fae Ws 
> 
C. Baldwin, Printer, 
New Bridge-street, London, 
END OF VOL. IX. a 
Tunbridge Wells’ water, analysis of 49. 
Tungstate of lime, analysis of, 78. 
Vaccine lymph, introduction of, into 
Anierica, 333, 404.. 
Variations, calculus of, explained, 445, 
Vauquélin, M.'on ‘chtorates, 42—ana- 
lysis of Malambo bark; *by, 52—on. 
the colouring matter of the blood, 56. 
Vogel, M. on rosacic acid, 40:-- 
Uppington, Mr. onan increaseéf 6f elec- 
tricity, 394. roe Ris 
Uric acid, composition of,-40. 
Vulpenites analysis of, 248, 
Wahlenberg, Dr, on the Carpathian 
mountains, 140, 
Wales, South, on the geology of, 114. 
Wallace, Mr. Hugh, on canvas tubes for 
conveying water, 327—on safety 
_ lamps, 487. 
Wariti deer, description of, 326. 
Warburton, Henry, Esq. on magnesian 
lime-stone, 395. 
“Wasps, on the cells of, 310. 
Water; temperature of its greater den- 
sity ascertained, 381—new mode of 
freezing, 412. 
Watson, Dr. Richard, biographical ac- 
count of, 257. 
Watt, Dr. on the introduction of the 
antiphlogistic system into Great Bri- 
oF ane OU ak ee 
“Webb, Lieut, -nréasurement “of the 
‘ mountains of Thibet, by, 232. 
Wernerian Natural ‘History Society, 
meetings of, 232. 
Wilson, Mr. D. on chloride of alumina, 
42—new portable barometer and 
hygrometer, by, 313. 
Wind, influence of, on the propagation 
of sound, 2. 
Wine, strength of, 28. 
Wolfram, analysis of, 78, 
Wollaston, Dr. W. H. on the cutting 
diamond, 465—on the native iron of 
Brazil, 465. 
Wollaston, Rey. Francis, on a thermo- 
meter for measuring heights, 323. 
Wood, experiments on the strength of, 
274—expansion of, in trees, 468. 
Yenite, discovery of, in situ, 164. 
Young, Dr. on the diffraction of light, 3. 
Yttrocerite, analysis df, 72. 
Yttrotantalite, analysis of, 76. 
Zamboni’s column, 4. 
Zinc, weight of an atom of, 14—chlo- 
rate of, 43, 
Zoology, improvements in 1816, 89. 
