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Pearceite-T2ac & Acanthite

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PJM126767

Pearceite-T2ac & Acanthite

Description Tabs

Description
Locality: 
Sarbai Deposit, Rudny, Kostanay Region, Kazakhstan
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.4 × 1.2 cm
Description

A cluster of sharp acanthite crystals with a metallic lustre and scattered crystals of pseudohexangonal submetallic arsenpolybasite which has recently been renamed pearceite-T2ac

Mineral Data
What's on the rock

Pearceite-T2ac

Polytype Of: 

Pearceite

Formula: 
[(Ag,Cu)6(As,Sb)2S7][Ag9CuS4]
Strunz: 
2.GB.15
Hardness: 
2.5 - 3.0

Acanthite

Formula: 
Ag2S
Strunz: 
2.BA.35
Crystal System: 
Monoclinic - Prismatic
Hardness: 
2.0 - 2.5
Streak: 
lead grey
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic
Earthstones Australia

Seller Information

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Seller's terms and conditions

All goods must be paid for prior to shipping, all bids are binding.