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Formula: Cu6(Cu4Hg2)Sb4S13
Sulphosalt, tetrahedrite subgroup,
copper- and antimony-
bearing mineral
Environments
Tennantite-(Hg) was approved as a mineral species in 2019 when
tetrahedrite was discredited as a species,
whilst remaining approved as a group name.
Localities
There are three co-type localities, Jedová hora, Neřežín, Chaloupky, Beroun District, Central Bohemian Region, Czech
Republic, the Buca della Vena mine, Pontestazzemese, Stazzema, Lucca Province, Tuscany, Italy, and the Rožňava mine,
Rožňava, Rožňava District, Košice Region, Slovakia.
Tetrahedrite-(Hg) has been approved as a new mineral species using samples from these three localities. It occurs
as anhedral grains or as tetrahedral crystals, black in colour, with metallic lustre.
At the Buca della Vena mine it is associated with cinnabar and
chalcostibite in dolomite veins.
At Jedová hora, tetrahedrite-(Hg) is associated with baryte and
chalcopyrite in
quartz–siderite–dolomite
veins.
At the Rožňava mine it is associated with quartz in
siderite–quartz veins
(MM 84.584-592).
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