118 
SECOND REPORT— 1832 . 
Tungstic Acid. W 
• • • 
Molybdic Acid .. . Mo 
O 0 9 
Peroxide of Iron. Fe + Fe 
o • e 
Peroxide of Manganese Mn 4- Mn 
• • a 
Chromic oxide . Cr-f-Cr 
• • • 
Alumina. A-j-A 
Glucine. G1 + G1 
• • 
Oxide of Tin .. Sn 
• e 
Titanic Acid .. Ti 
e 
Oxide of Iron. Fe 
Oxide of Manganese ...... Mn 
Oxide of Zinc. Zn 
Oxide of Copper .. Cu 
Oxide of Cobalt .. Co 
• 
Magnesia. M 
Lime . Ca 
Lime .. Ca 
• 
Barytes .... . Ba 
Strontian. Sr 
Oxide of Lead... Pb 
Platinum . . . Pt 
Palladium . Pd 
Iridium . Ir 
Osmium. Os 
Isomorphous Groups. 
O. Octahedral. Q. Square prismatic. R. Rhombohedral. P. Prismatic. 
P'. Oblique prismatic. P". Doubly oblique prismatic. 
Iron .... Fe" 
Copper. . Cu 
Bismuth . Bi 
Silver . . Ag 
Gold. . . . Au 
Lead. . .. Pb 
Platinum Pt_ 
0. 
It is doubtful whe¬ 
ther the resem¬ 
blance of form in 
>■ these substances 
warrants the in¬ 
ference that they 
are isomorphous. 
P. 
. • # »o 
Anhydrous Sulphate of Soda N + S 
Seleniate of Soda ...... N -}- Se 
0 0 0 0 
Sulphate of Silver.Ag-fS 
0 0 0 
Seleniate of Silver ...... Ag-f- Se 
P. 
P'. 
« • •• 
Sulphate of Magnesia * M -f S -f- 7 q 
• HI 
Sulphate of Zinc. . . . Zn-j-S+7q 
0 0 0 0 
Seleniate of Zinc . . Zn+Se + 7q 
Sulphate of Nickel .. Ni-j- S-f- 7q 
0 000 
* Beudant gives M + S + 6q as 
the composition of Sulphate of 
Magnesia. 
0 0 00 
Gypsum .. Ca + S-f 2q 
0 00 0 
Seleniate of Lime . . Ca+Se-f2q 
P. 
000 
Sulphate of Ammonia n +S*f2q 
0 000 
Sulphate of Potash .. K -f- S 
0 0 0 • 
Seleniate of Potash. ..... K + Se 
