13 
5. Cliîoandit. (R As 2 + nRAs 3 ). 
Undeutliche Spaltbarkeit (a) = RA A; (b) = RAs 3 . R < Ni. 
A-Chloanclit (a) 
Va do. (2a + b) 
% do. (3a + 2b) 
Vi do. (a + b). 
II. Tetragonale binâre Verbindungen. 
1. Blâttertellur. (RQ + nRQ 2 ). 
(a) = RQ; (b) = RQ 2 . R — (Au Pb); R = (Te, Sb, S). 
A-Blâttertellur (a) 
V 2 do. (2a + b) 
Ve do. (a + 6b). 
III. Rhombische binâre Verbindungen. 
1. Silberkup ferglanz (Qu + nAg). 
Hombomorph mit Kupferglanz. (a) = Qu; (b) = A g. 
v* 
Silberkupferglanz. 
(25a 
+ 
b) 
v« 
do. 
(5a 
+ 
b) 
V 4 
do. 
(4a 
+ 
b) 
V7 
do. 
(7 a 
+ 
2b) 
v 3 
do. 
(3a 
+ 
b) 
Vx 
do. 
(a 
+ 
b). 
2. Sylvanit. (RQ + nAu Q 3 ). 
(Schrifterz , Weisstellur.) 
Hombomorph mit Arsenikkies. (a) = RQ ; (b) = Au Q 3 . 
R = (Ag Pb); Q = (Te, Sb) 
Q Sylvat lit (a + b) 
'% do. (3a. + 5b) 
V 4 do. (4a + 7b) 
2 /x do.. (a + 2b). 
