48 
Abtheilung B: Arseniiire und Stibiüre. 
I. Ordnung: Tesserale. 
I. Or uppe: (RA s 2 + n R As 3 ). 
1. Speiskobalt. 
(Tesseralkies.) 
xü«. O. oc O. 2 02. Spaltbar oc 0 oc und O, melir oder weniger deut- 
licb. Zinnweiss in’s 
Bleigraue, 
H. 
5,5. 
G. 6,4 — 7,3. (a) == R As 2 ; (b) = R As 3 , 
R = (Co, Ni, Fe). 
Bereclinet. 
Gefunden. 
R 
As 
R 
As 
A-Speiskobalt (a) 
1 
2,0 
1 
1,92 
Speiskobalt, Sclmeeberg. Hoffmann. 
do. do. 
V 
11 
1 
1,96 
do. Tunaberg. Yarrentrapp. 
7* do. (2a -F b) 1 
O 9 0 
IlOO 
1 
2,35 
do. Riechelsdorf. Sartorius. 
7i do. (a + 
b) 1 
2,50 
1 
2,55 
do. do. Stromeyer. 
B-Speiskobalt (b) 
1 
3,0 
1 
2,94 
Tesseralkies, Skutterud. Scheerer. 
do. do. 
11 
11 
1 
2,95 
do. do. Magnus. 
2. Ohloandit. 
(Stângelkobalt, Weissnickelkies z. Th., Arseniknickel.) 
0. oc 
0 OC 
Spnren 
von 
Spaltbarkeit. Zinn weiss. Bruch uneben. H. 5,5. 
G. 6,4 — 6,7. 
. (a) = 
R A s 2 ; 
(b) = 
= RAs 3 . R = ' (Ni, Co, Fe). 
Bereehnet. 
Gefunden. 
R 
As 
R 
As 
A-Cbloandit 
(a) 
1 
2,0 
1 
1,88 Chloandit, Grosscammsdorf. Rammelsberg. 
do. 
do. 
11 
n 
1 
2,07 do. Riechelsdorf. Bootli. 
V 2 do. 
(2a + 
b) 
1 
2,33 
1 
2,30 do. Allemont. Rammelsberg. 
% do. 
(3a + 
2b) 1 
2,40 
1 
2,40 Stangelkobalt, Sclmeeberg. Bull. 
7i do. 
(a + 
b) 
1 
2,50 
1 
2,49 Weiss nickel er z, Riechelsdorf. Bull. 
II. Gruppe: (RQ + RQ 2 ). 
1. Aickelg'lanz. 
(Gersdorfit, Avnoïbit.) 
0. oc 0 oc. °° — -. Spaltbar oc 0 oc ziemlich deutlicli. Silbenveiss in s Stalil- 
graue. H. 5,5. G. 5,61 — 6,1. (a) = RQ; (b) = RQ 2 . R = (Ni, Co, Fe); Q = (As, S.) 
( 3 * 
