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Hansblockite

About

Named for Hans Block (1881- 1953) mining and geology engineer connected with Bolivian mining.

Type Locality
El Dragón mine, Antonio Quijarro Province, Potosí, Bolivia
Mineral Data
(Cu,Hg)(Bi,Pb)Se2
Dimorph Of: 
Physical Properties
Colour: 
Black
Crystal System: 
Monoclinic
Hardness: 
2 - 2.5
Synonyms
Synonyms: 
IMA 2015-103
Photos