OF THE DOUBLE SELEJ^ATES OF THE SERIES RAI(Se04);,6Ho0. 
Morphological Angles of Cjesinm Magnesium Selenate. 
2(u 
Angle measured. 
No. of 
measure¬ 
ments. 
Limits. 
Mean 
observed. 
Calculated. 
Differ¬ 
ence. 
’ac = 100 
001 = 13 
o / o / 
0 , 
o / 
73 43 
/ 
= 100 
101 
— 
— 
— 
45 3 
--- 
sc = 101 
001 
— 
— 
— 
28 40 
— 
J 
cr' = 001 
201 
14 
64 30— 64 47 
64 39 
64 31 
8 
cs = 001 
lOl 
— 
— 
— 
38 46 
— 
sV = 101 
201 
— 
— 
— 
25 45 
— 
r'li = 201 
100 
— 
— 
— 
41 46 
— 
r'c = 201 
001 
14 
115 11—115 31 
115 20 
115 29 
9 
{(q) = 100 
110 
_ 
_ 
35 6 
_ 
pp = 110 
120 
— 
— 
— 
19 28 
p'h = 120 
010 
— 
-- 
— 
35 26 
— 
ph = 110 
010 ^ 
14 
54 49— 55 2 
54 54 
54 54 
0 
2 yp = 110 
ITO 
19 
70 .5— 70 19 
70 12 
— 
■pp = 110 
110 
19 
109 42—109 58 
109 49 
109 48 
1 
\cq = 001 
Oil 
42 
25 15— 25 34 
25 29 
■it 
qh = Oil 
010 
14 
64 23— 64 39 
64 31 
64 31 
0 
Iqq = oil 
on 
21 
128 56- 129 13 
129 1 
129 2 
1 
(to = 100 
111 
_ 
48 11 
oq = 111 
oil 
— 
— 
— 
27 9 
_ 
-i 
aq = 100 
oil 
— 
— 
75 20 
— 
qo = oil 
Ill 
— 
— - 
— 
35 0 
— 
o'a = 111 
TOO 
— 
- 
— 
69 40 
— 
^ CO = 001 
111 
___ 
34 7 
op =111 
110 
— 
— 
— 
42 .37 
— 
J 
cp = 001 
110 
.39 
76 36— 76 54 
76 44 
— 
pid = 110 
IIT 
24 
58 9— 58 23 
58 16 
58 24 
8 
o'c = 111 
001 
24 
44 51— 45 7 
45 0 
44 52 
8 
ptc = 110 
001 
39 
103 7—103 30 
103 16 
103 16 
0 
(bo = 010 
111 
_ 
70 39 
\ O.s’ =111 
101 
— 
— 
— 
19 21 
— 
II 
O 
o 
Ill 
20 
65 13-- 65 31 
65 22 
65 22 
0 
\oV = Til 
loi 
— 
— 
— 
24 38 
— 
[sq = 101 
on 
_ 
_ 
37 37 
J 
(qp = Oil 
no 
39 
87 34— 87 45 
87 40 
87 42 
2 
ps = 110 
101 
— 
— 
— 
54 41 
_ 
J(q = 110 
on 
39 
92 9— 92 28 
92 20 
92 18 
2 
's'q = lOl 
on 
_ 
__ 
45 16 
_ 
J 
qp = Oil 
no 
40 
62 55— 63 8 
63 1 
62 58 
3 
1 
ps = 110 
lOT 
— 
— 
— 
71 46 
_ 
= 110 
oil 
40 
116 47—1 17 6 
116 59 
117 2 
3 
'r'o' = 201 
Ill 
20 
34 5.3— 35 8 
35 1 
35 .3 
2 
J 
dp = 111 
no 
23 
92 31— 92 56 
92 43 
92 34 
9 
1 
pr = 110 
201 
23 
52 12— 52 22 
52 16 
52 23 
7 
= 201 
no 
23 
127 ,37—127 54 
127 44 
127 37 
7 
Total iiiunber of measurements, 550. 
2 M 2 
