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Tetrahedrite & Sphalerite

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MNT17697

Tetrahedrite & Sphalerite

Description Tabs

Description
Locality: 
Casapalca Mine, Huarochiri Province, Lima Department, Peru
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 5.5 × 3 cm
Description

Nice specimen of semimetallic lustrous tetrahedrite crystals covering sphalerite crystals and massive pyrite matrix. Some faces of the tetrahedrite are "powdered" by a very thin chalcopyrite layer.

Accompanied by minor quartz. No museum specimen - some small flaws - but a fine example.

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

Seller Information

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Seller's terms and conditions

Terms & Conditions

Thank you for your interest in my offers! Payment is possible via Paypal, bank transfer or cash if you pick up the item(s) personally. Bank data will be provided after settling the auction/transaction(s) if needed.

In case you are not happy with a specimen, you may send it back within 4 weeks. After receipt, i will refund the price minus shipping costs. Please inform me before sending an item back. If you have any questions (or maybe complaints) please feel free to contact me.

Best regards Roger

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