474 



Zone [M : m] = 'Oll : 12Ö] 

 gemessen 

 M : TT = 011: 164= 15 «^ 4' 42'' 

 TT : m = 164 : 120 = 50 00 00 



Zone [ß:h] = [14"2:010] 



n:/5 = 122:142 = 190 6' 

 /5:b = 142:010 = 41 23 



Zone [a : 0] = [100 : 021] 



«:i = 221:342 = 8« 14' 

 i : = 342 : 021 = 43 2 



Halle, Saale. Mineralogisches Institut. Aug. 1887. 



