174 
PKOFESSOR KOPP ON THE SPECIFIC HEAT OF SOLID BODIES. 
Atomic 
Specific 
Atomic 
•weight. 
heat. 
heat. 
Sr € 0 3 . . . 
. 147-6- 
Strontianite 
Artificial . 
0-1445 
0-1448 
N. 
R. 
21-3 
21-4 
GaSi 0 3 . . 
. 116 
Wollastonite 
0-178 
Kp. 
20-7 
Gai Mgi Si 0 3 . 
. 108 j 
[ Diopside from Tyrol 
[ . » 
0-1906 
0-186 
N. 
Kp. 
20-6 
20-1 
CuSi 0 3 -f H 2 0 
. 157-4 
Dioptas 
0-182 
Kp. 
28-7 
| 
f Olivine 
0-189 
Kp. 
27-6 
Mg fr Fe T?r Si 0 4 
. 145-8^ 
Crysolite 
0-189 
Kp. 
27-6- 
1 
0-2056 
N. 
30-0 
1 
| Adularia 
0-1861 
N. 
103-7 
Al 2 K 2 Si 6 0 16 . 
. 557 \ 
Orthoclase 
0-1911 
N. 
106-4 
1 
1 „ 
0-183 
Kp. 
101-9 
Al 2 Na 2 Si 6 0 16 . 
. 524-8 j 
i Albite 
0-1961 
0-190 
N. 
Kp. 
102-9 
99-7 
Borates , Molybdates , Tungstates , Chromates, and Sulphates. 
KB0 2 . . . . 
82' 
Fused 
. . 0-2048 
R. 
16-8 
NaB0 2 . . . . 
65-9 
55 •••••• 
. . 0-2571 
R. 
16-9 
Bb B 2 0 4 . . . . 
292-8 
55 . 
. . 0-0905 
R. 
26-5 
Pb B 4 0 7 . . . . 
362-6 
55 
. . 0-1141 
R. 
41-4 
K 2 B 4 0 7 . . . . 
233-8 
55 
. . 0-2198 
R. 
51-4 
Na 2 B 4 0 7 . . . 
201-6 j 
[ :::::: 
. . 0-2382 
. 0-229 
R. 
Kp. 
48-0' 
46-2 
Na 2 B 4 0 7 + lOH 2 0 
381-6 
Crystallized borax 
. . 0-385 
Kp. 
146-9 
Pb Mo 0 4 . . . 
367 
Yellow lead ore . . . 
. . 0-0827 
K P . 
30-4 
GaW0 4 . . . 
2:88 
Scheelite 
. . 0-0967 
Kp. 
27-9 
Pe| Mnf W 0 4 . . 
303-4 j 
\ Tungsten 
1 „ 
. . 0-0930 
. . 0-0978 
Kp. 
R. 
28-2 
29-7 
The locality of the wolfram investigated by Regnault is not known, and the com- 
position uncertain. But the change in the ratio in which iron and manganese are 
present in the mineral alters little in the atomic weight. 
PbGr 0 4 
K 2 Gr © 4 
K 2 Gr 2 0 7 
khso 4 
k 2 so 4 . 
Na 2 S0 4 . 
n 2 h 8 so 4 
BaS0 4 . 
Ca S © 4 
. 323.4 
. 194-4 
. 2:94-6 
. 136-1 
. 174-2 
. 142 
. 132 
. 233 
. 136 
Fused 
0-0900 
Kp. 
29-0 
Crystallized 
0-1851 
R. 
36-0 
5? 
0-189 
Kp. 
36-7 
55 
0-1894 
R. 
55-8 
55 
0-186 
Kp. 
54-8, 
5? * 
0-244 
Kp. 
33-2 
Fused 
0-1901 
R. 
33.-1 
Crystallized 
0-196 
Kp. 
34-1 
Fused 
0-2312 
R. 
32-8 
Crystallized 
0-227 
Kp. 
32-2 
,5 . 
0-350 
Kp. 
46-2 
Heavy spar 
0-1088 
K 
25-4 

0-1128 
R. 
26-3 
9? 
0-108 
Kp. 
25-2 
Calcined gypsum .... 
0-1966 
R. 
26-7 
Anhydrite .' . 
0-1854 
N. 
25-2 
55 ••••••• 
0-178 
Kp. 
24-2 
