CHALCOPYRITE, [4], t-chalcopyrite, at 4.2oK

Classification by Godovikov, 1997

Family: Chalcopyrite
   SubFamily:    Proper-chalcopyrite
Group: Chalcopyrite
Series:
SubSeries:

Classification by Ciriotti, 2004

FAMILY: DIAMOND (diamond [Q2a2c i-42d group])T or (T,T'/L)6^12X8 or (T,T'/L)6^12T''8

Definitions of Structure-type formulae elements