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Tetrahedrite Sphalerite Pyrite & Quartz

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SER888804

Tetrahedrite Sphalerite Pyrite & Quartz

ex Americo Urbinati collection

Description Tabs

Description
Locality: 
Millotingo Mine, Pacococha, Huarochiri Province, Lima Department, Peru
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.6 × 4.1 × 3.5 cm
Description

several black lustrous crystals of tetrahedrite on quartz with golden pyrite and dark yellow sphalerite

Mineral Data
What's on the rock

Tetrahedrite

Formula: 
Cu6[Cu4(Fe,Zn)2]Sb4S13
Strunz: 
2.GB.05
Hardness: 
3.5 - 4.0

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White