Bd. III: 15) 
PETROGRAPHISCIIE STUDIEN. 
69 
Granitische Gesteine. 
Gabbro-Gesteine. 
I. 
2 . 
3 - 
4 - 
5 - 
6 . 
19- 
20. 
21 . 
22 . 
23- 
24- 
25- 
Gcioichtsprozente . 
Gewichtsprozente . 
SiO,, . . . 
75.00 
75-30 
73-25 
72.53 
73-01 
71.0 
53-03 
P 
CS 
os 
49.68 
4^-57 
46.67 
45.84 
36.70 
TiOj . . . 
n. best. 
n. best. 
Spuren 
0.18 
n. best. 
0.46 
0.06 
-- 
0.28 
1.07 
0.48 
0. i8 
3-85 
A 1 .Ü 3 . . 
13-79 
11.50 
1 2.60 
14-55 
14.07 
14.50 
15.78 
19.70 
9-84 
19.00 
17.08 
20.42 
I I.oo 
P’eO . . . 
1.05 
3-44 
2-95 
2.39 
1-94 
3-38 
8.43 
9.48 
16.00 
8..6 
8.87 
12.49 
25.02 
CaO . . . 
O.80 
1.32 
Spuren 
0-99 
1-77 
2.59 
10.41 
10.23 
9-83 
9.80 
11-59 
13-27 
1 1 .90 
MgO. . . 
O.20 
0.18 
0.5. 
.Spuren 
0.44 
1.17 
6.39 
5.03 
8.12 
4-99 
9-57 
4.85 
7-55 
NajO . . 
4.10 
4.60 
5-37 
2.9 1 
2.56 
3-25 
2.60 
4.19 
3-49 
1.80 
3.28 
113 
0 - 95 . 
K2O . . . 
3.62 
2.85 
3-95 
5.85 
5.46 
4.02 
0.69 
1.16 
0.67 
2.70 
0.69 
0.23 
0.22 
P2O, . . . 
— 
— 
— 
— 
0.03 
— 
— 
O.04 
IBO . . . 
0.24 
0.17 
0.75 
0.76 
0.58 
0.25 
1.44 
0.71 
0-55 
0.62 
0.71 
1.27 
1.36 
I Summe 
q8.8o 
99.36 
99.38 
100.16 
99-43 
100.75 
98.83 
101.16 
98.46 
96.79 
98.94 
99 72 
98.57 
Koeffizicnte 
nach (.)SANN. 
Koffizicnte )iach 0 .sann. 
s . . . . 
82.0 
81.0 
80. 0 
80. 0 
79-8 
76.8 
56.9 
54-2 
52.2 
55.8 
49.6 
50.4 
43-0 
A . . . . 
6.9 
6.8 
8.4 
7-2 
6.5 
6.1 
3-2 
5-1 
4.0 
4.0 
3-8 
1.4 
C . . . . 
0.9 
0-5 
O.o 
1.2 
2. 1 
3-0 
6.8 
7-3 
2. 1 
8.7 
6.8 
11-9 
5-8 
F . . . . 
1-3 
4.4 
3-5 
2.2 
2-5 
7-9 
23.1 
21.0 
35-7 
18.8 
29-3 
23.2 
43-0 
a . . . . 
15.2 
1 1.6 
14.1 
13.6 
11.7 
7-2 
1-9 
3-0 
1-9 
2.5 
1-9 
0.7 
0-5 
c . . . . 
2.0 
0.9 
O.o 
2-3 
3-8 
3-5 
4-1 
4-4 
I.O 
5-5 
3-4 
6.5 
2-3 
f . . . . 
2.8 
7-5 
5-9 
4-1 
4-5 
9-3 
14.0 
12.6 
17-1 
12.0 
14-7 
12.8 
17.2 
k . . . . 
1.8 
1.8 
1-5 
1-7 
1-7 
1-5 
I .0 
0.8 
0.8 
0.9 
0.8 
0.9 
0.7 
m . . . . 
5-9 
7.0 
(lO.o) 
(1.7) 
5-4 
6.2 
6.0 
5-8 
7-1 
5.6 
7-5 
5-6 
7-2 
n . . . . 
6.2 
7.0 
6.8 
4-3 
4-1 
5.6 
8.5 
8.4 
8.9 
5.0 
8.8 
8.8 
8.4 
V ^ ' 1 
1 26.4 
26.0 
24.7 
25.9 
25.6 
24.6 
17.6 
17-1 
16.3 
17-4 
15-5 
15-3 
13-1 
2.9 
2.4 
2-5 
3-0 
2.9 
2-9 
3-1 
3-9 
1-9 
3-3 
4-0 
2.1 
F ... 1 
1 0.7 
1.6 
2.8 
i.i 
1-5 
2-5 
9-3 
9.0 
II. 8 
8.6 
I 1.2 
10.7 
14.8 
AI. , , 1 
( 16.0 
14.0 
14.7 
15.8 
15-4 
15.1 
II. 9 
12.8 
8.6 
13-2 
1 1.6 
13-1 
8.6 
L. ... 1 
1.6 
2.9 
0.0 
2.0 
3-6 
4-9 
14-3 
12.0 
15-7 
12.6 
14-3 
15-5 
— 
1 12.4 
13-1 
15-3 
12.2 
n.o 
lO.O 
3-8 
5-2 
5-7 
4.2 
4-1 
1-4 
1.6 
MC . . . 
2-5 
1-7 
(lO.o) 
(O.o) 
2-5 
3-9 
4-5 
3-1 
5-4 
4-1 
5-3 
3-5 
4-7 
