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Perloffite & Copper

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BCK660126

Perloffite & Copper

Kay Robertson collection
Rare Mineral

Description Tabs

Description
Locality: 
Spring Creek Mine, Wilmington, Flinders Ranges, South Australia, Australia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.6 × 1.1 × 1.2 cm
Description

You are bidding on a small sample with some nice brown prisms of perloffite in a bundle in a vug with crystallized native copper. There are also a few other vugs with native copper, cuprite and variscite. Kay Robertson collection and label. 

Mineral Data
What's on the rock

Perloffite

Formula: 
Ba(Mn2+,Fe2+)2Fe3+2(PO4)3(OH)3
Strunz: 
8.BH.20
Hardness: 
5.0
Type Locality: 
Big Chief Mine (Johnson pegmatite), Glendale, Keystone District, Pennington Co., South Dakota, USA

Copper

Formula: 
Cu
Strunz: 
1.AA.05
Crystal System: 
Isometric
Hardness: 
2.5 - 3.0

Seller Information

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