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Bayldonite & Mimetite

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UVM745206

Bayldonite & Mimetite

Description Tabs

Description
Locality: 
Sammy Dog Mine, Silver Bell, Pima County, Arizona, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.1 × 2.9 × 2.1 cm
Description

A few colorless crystals of mimetite on a carpet of green bayldonite.   Quite a rich example of bayldonite for Arizona.

Mineral Data
What's on the rock

Bayldonite

Formula: 
PbCu3(AsO4)2(OH)2
Strunz: 
8.BH.45
Crystal System: 
Monoclinic
Hardness: 
4.5
Type Locality: 
Penberthy Croft Mine, St Hilary, Mount's Bay District, Cornwall, England, UK...

Mimetite

Formula: 
Pb5(AsO4)3Cl
Strunz: 
8.BN.05
Crystal System: 
Hexagonal
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Treue Freundschaft Mine, Johanngeorgenstadt, Johanngeorgenstadt District, Erzgebirge, Saxony, Germany

Seller Information

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