DE. A. W. HOEMAJO ON THE PHOSPHOEUS-BASES. 
519 
requires 
Theory. 
A 
r 
Cu 
168 
23-38 
34 
4-73 
P 
31 
4-32 
As 
75 
10-44 
Ptj 
197-4 
27-48 
Cle 
213 
29-65 
718-4 
100-00 
Experiment. 
( 
I. 11. 
22-87 — 
4-77 — 
29-46 
Quintixo Sella has examined the crystals of the phospharsonium-platinum-salt. I 
append the results of his observations. 
“ System tridinic : — 
1 0 0, 0 1 0 = si 52 ; 1 0 0, 0 0 1 = 88 14 ; 
01 0,001 = 89 9; 1 0 0,111 =120 18; 
0 1 0, T 1 1 = 64 4. 
Forms observed 
10 0 , 0 01 , 010 , oil. Ill, 0 21 (Fig. 74). 
Angles. Calculated. Observed. 
o / o I 
10 0, 
010 
= 
81 
52 
81 
52 
10 0, 
001 
= 
88 
14 
88 
14 
10 0, 
oil 
= 
83 
48 
83 
52 
10 0, 
021 
= 
84 
14 
10 0, 
Til 
= 
120 
18 
120 
18 
010, 
001 
= 
89 
9 
89 
9 
010, 
oil 
= 
53 
3 
010, 
021 
= 
34 
25 
34 
28 
010, 
111 
= 
64 
4 
63 
53 
0 01, 
Oil 
= 
36 
6 
0 01, 
021 
= 
123 
34 
123 
38 
0 01, 
111 
= 
46 
54 
46 
37 
oil. 
02l 
= 
87 
29 
oil. 
111 
= 
36 
30 
0 2 1, 
111 
91 
15 
