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Chalcothallite
Type Locality
Nakalak Mt (Nakalaq; Nakkaalaaq), Taseq area, Ilímaussaq complex, Narsaq, Kujalleq, Greenland
Mineral Data
Tl
2
(Cu,Fe)
6
SbS
4
Strunz:
2.BD.40
Physical Properties
Crystal System:
Tetragonal
Streak:
Black
Hardness:
2.0 - 2.5
Tenacity:
waxy
