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Friedrichite & Krupkaite & Benjaminite & Hammarite

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SHS176186

Friedrichite & Krupkaite & Benjaminite & Hammarite

Description Tabs

Description
Locality: 
Julcani Mine, Angaraes Province, Huancavelica Department, Peru
Size Range: 
Thumbnail (1-3cm)
Size: 
1.1 × 1.4 × 1.1 cm
Description

Friedrichhite and krupkaite with benjaminite and hammarite on matrix

Mineral Data
What's on the rock

Friedrichite

Formula: 
Pb5Cu5Bi7S18
Strunz: 
2.HB.05a
Hardness: 
3.5 - 4.0
Type Locality: 
Sedl, Leckbachgraben (Leckbachrinne), Nasenkopf, Habach valley, Hohe Tauern, Salzburg, Austria

Krupkaite

Formula: 
PbCuBi3S6
Strunz: 
2.HB.05a
Crystal System: 
Orthorhombic
Hardness: 
3.5 - 4.0
Streak: 
black
Type Locality: 
Barbora adit, Knöttel area (Knötel; Knödel; Knödlberg), Krupka (Graupen), Krušné Hory Mts (Erzgebirge), Ústí Region, Bohemia (Böhmen; Boehmen), Czech Republic

Benjaminite

Formula: 
(Ag,Cu)3(Bi,Pb)7S12
Strunz: 
2.JA.05e
Crystal System: 
Monoclinic
Hardness: 
3.5
Type Locality: 
Outlaw Mine, Round Mountain District, Toquima Range, Nye Co., Nevada, USA

Hammarite

Formula: 
Pb2Cu2Bi4S9
Strunz: 
2.HB.05a
Hardness: 
3.0 - 4.0
Streak: 
black
Type Locality: 
Gladhammar Mines, Västervik, Småland, Sweden
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