STDDII SULL’ [DOCRASTA DEL MONTE SOMMA 
283 
Quadro N. 8. 
Cristallo N. 10 (I Tipo), fig. 38-39. 
Zona [100, 
110] 
Angoli delle normali 
Differenza 
dagli angoli 
Facce e loro dimensioni 
in decimillimetri. 
(100) 
27 
(110) 
(100), 
43 
0 
56 
// 
00 
— ì 
0 / 
04 
?(10.1.0) 
(310) 
— 
(100), 
(100), 
00 
56 
00 
(210) 
10 
(100), 
(HO), 
43 
38 
00 
— ì 
22 
?(740) 
(HO) 
17 
(HO), 
(ilo). 
01 
11 
00 
(010) 
10 
(HO), 
(110), 
01 
26 
30 
(110) 
(100) 
22 
25 
(HO), 
(110)4 
00 
57 
00 
dio) 
25 
(110)4 
(010), 
41 
32 
00 
— 3 
28 
(010) 
110) 
15 
23 
(010), 
(010), 
01 
22 
00 
(010), 
(010), 
00 
28 
00 
(010), 
(ITO), 
42 
58 
00 
— 2 
02 
Angoli delle 
normali 
Differenza 
dagli angoli 
(HO), 
(HO), 
00 
56 
00 
alle facce 
calcolati 
(110), 
(HO), 
01 
12 
00 
(110), 
(100), 
43 
44 
00 
— 1 
16 
(100), (100), 
oo‘ 
44 
/✓ 
00 
(100), (100), 
00 
43 
00 
0 / 
Zona [001 110] 
(100), (10 1.0) 
05 
41 
00 
- 0 
02 
(001), 
(001), 
01 
47 
00 
(10 1.0) (310)? 
14 
20 
00 
-4 - 1 
37 
(001), 
(001), 
00 
18 
00 
(310) (210) 
06 
20 
00 
-4- 1 
58 
(001), 
(111) 
35 
06 
30 
(210) (740) 
03 
18 
00 
-1- 0 
04 
(111) 
(110) 
52 
52 
00 
4- 0 
04 
(740) (110), 
12 
12 
30 
— 2 
03 
(110) 
(IH) 
52 
52 
00 
-+- 0 
04 
(110), (110), 
02 
14 
00 
(110), (110), 
01 
01 
30 
(110), (110)* 
00 
59 
00 
Zona [001, HO] 
(110)* (010), 
43 
06 
00 
— 1 
54 
(001) 
(HO) 
89 
58 
30 
— 0 
02 
(010), (010), 
00 
19 
30 
(001) 
(HI) 
37 
12 
30 
0 
00 
(010), (HO) 
44 
34 
00 
— 0 
26 
(111) 
(110) 
52 
51 
00 
0 
03 
