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Cupropearceite & Mckinstryite

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SYA1072554

Description Tabs

Description
Locality: 
Sarbai Deposit, Rudny, Kostanay Region, Kazakhstan
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.3 × 3.5 × 3 cm
Description

Lots of sharp, lustrous dark grey cupropearceite crystals from the

Type Locality.

With golden, elongated mckinstryite/stromeyerite psm

dyscrasite crystals and cream colored stellerite aggregates.

 

Very good and rich  specimen of these rare minerals.

Seldom offered in this quality nowadays.

 

Mineral Data
What's on the rock

Cupropearceite

Formula: 
[Cu6As2S7][Ag9CuS4]
Strunz: 
2.GB.15
Hardness: 
0.0
Type Locality: 
Sarbaiskoe deposit (Sarbai Mine; Sarbay Mine), Rudny, Kostanay Province (Qostanay Oblysy; Kostanai Oblast'), Kazakhstan...

Mckinstryite

Formula: 
Ag5-xCu3+xS4
Strunz: 
2.BA.40
Hardness: 
1.5 - 2.5
Type Locality: 
Foster Mine, Coleman Township, Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada

Current price

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$10
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Shipping Information

Postage Area Price
Germany 7 €
7
Europe 9 €
9
World 9 € < 500g
9

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

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