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Beyerite & Libethenite

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CHP909709

Beyerite & Libethenite

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Description
Locality: 
Miguel Vacas Mine, Conceição, Vila Viçosa, Évora District, Portugal
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.2 × 1.9 × 1.3 cm
Description

specimen with many very good white crystalline aggregates of beyerite with nice green crystals of libethenite.

c. 4195

Mineral Data
What's on the rock

Beyerite

Formula: 
Ca(BiO)2(CO3)2
Strunz: 
5.BE.35
Crystal System: 
Tetragonal Thin plates or compact earthy masses.
Hardness: 
2.0 - 3.0
Streak: 
white
Type Locality: 
Schneeberg District, Erzgebirge, Saxony, Germany

Libethenite

Formula: 
Cu2(PO4)(OH)
Strunz: 
8.BB.30
Crystal System: 
Monoclinic
Hardness: 
4.0
Type Locality: 
Podlipa deposit, Ľubietová (Libetbánya; Libethen), Banská Bystrica Co., Banská Bystrica Region, Slovakia

Seller Information

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