170 
PROEESSOR KOPP ON THE SPECIFIC HEAT OE SOLID BODIES. 
Alloys which only melt far above 100°. 
Atomic 
•Specific 
Atomic 
weight. 
heat. 
heat. 
Bi Bn ... 
. 328 
0-0400 
R. 
13,1 
Bi Sn 2 . . . 
. 446 
0-0450 
R. 
20-1 
Bi Sn 2 Sb . . 
. 568 
0-0462 
R. 
26-2 
BiSn 2 SbZn 2 . 
. 698-4 
0-0566 
R. 
39-5 
Pb Sb . . . 
. 329 
0-0388 
R. 
12-8 
Pb Bn ... 
. 325 
0-0407 
R. 
13-2 
PbSn 2 . . . 
. 443 
83. Arsenides and Sulphides. 
0-0451 
R. 
20-0 
Co As 2 . . . 
. 208-8 
Speis cobalt 
0-0920 
N. 
19-2 
As the locality of this mineral is not given, the formula and atomic weight are not 
certain. Metals replacing the cobalt can, however, have little influence 
on the 
atomic 
weight and 
the 
product. 
Ag 2 S. . 
. . 248 
F used .... 
0-0746 
R. 
18-5 
€o As S . 
. . 166 
Cobalt glance 
0-1070 
N. 
17-8 
Cu 2 B . 
. . 158-8 < 
Fused .... 
Copper glance 
0-1212 
0-120 
R. 
Kp. 
19-2 
19-1 
PeAsB . 
. . 163 
Mispickel . . . 
0-1012 
N. 
16-5 
AsS . . 
. . 107 
Commercial 
01111 
N. 
11-9 
CoS . . 
. . 90-8 
Fused .... 
0-1251 
R. 
11-4 
Cui Pei S 
. . 91-7 1 
Copper pyrites 
0-1289 
0-131 
N. 
Kp. 
11-8 
12-1 
Be S . . 
. . 88 
Fused .... 
0-1357 
R. 
11-9 
' Cinnabar . . 
0-052 
N. 
121 
HgB . . 
. . 232 \ 
55 • 
0-0512 
R. 
11-9 
( 
0-0517 
Kp. 
12-0 
M'S . . 
. . 90-8 
Fused .... 
0-1281 
R. 
11-6 
' Galena .... 
0-053 
N. 
12-7 
PbS . . 
. . 239 ^ 
0-0509 
R. 
12-2 
( 
' „ .... 
0-0490 
Kp. 
11-7 
SnS . . 
. . 150 
Fused .... 
0-0837 
R. 
12-6 
I 
r Zinc-blende 
0-1145 
N. 
11-1 
Zn S . . 
. . 97-2 * 
| 
0-1230 
R. 
12-0 
1 
0-120 
Kp. 
11-7 
Pe 7 S 8 . 
. . 648 < 
\ Magnetic pyrites 
0-1533 
0-1602 
N. 
R. 
99-3 
103-8 
As 9 So 
. . 246 
Natural .... 
0-1132 
N. 
27-8 
Bi 2 S 3 . 
. . 516 
Artificial 
0-0600 
R, 
31-0 
Sb 2 S 3 . 
. . 340 < 
f Natural . . . 
0-0907 
N. 
30-8 
1 Artificial 
0-0840 
R. 
28-6 
CMarcasite . . . 
0-1332 
N. 
164) 
] Iron pyrites 
0-1275 
N. 
15-3 
PeS 2 . . 
. . 120 ‘ 
0-1301 
R. 
15-6 
l 
0-126 
Kp. 
15-1 
Mo S 2 . 
. . 160 i 
\ Natural . . . 
0-1067 
0-1233 
N. 
R. 
171 
19-7 
Bn S 2 . 
. . 182 
Aurum musivum 
0-1193 
R. 
21-7 
