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Brianyoungite & Aurichalcite

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JYJ609001

Brianyoungite & Aurichalcite

Description Tabs

Description
Locality: 
Esperanza Mine, Lavrion District, Attiki Prefecture, Greece
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.3 × 2 × 1.4 cm
Description

Beautiful brianyoungite & aurichalcite from Lavrion. 

Mineral Data
What's on the rock

Brianyoungite

Formula: 
Zn3(CO3,SO4)(OH)4
Strunz: 
5.BF.30
Crystal System: 
Orthorhombic or Monoclinic
Hardness: 
2.0 - 2.5
Streak: 
White
Type Locality: 
Brownley Hill Mine (Bloomsberry Horse Level), Nenthead, Alston Moor District, North Pennines, North and Western Region (Cumberland), Cumbria, England, UK

Aurichalcite

Formula: 
(Zn,Cu)5(CO3)2(OH)6
Strunz: 
5.BA.15
Crystal System: 
Monoclinic - Prismatic
Hardness: 
1.0 - 2.0
Type Locality: 
Loktevskoye Mine (Loktevskii Mine), Upper Loktevka River, Rudnyi Altai, Altaiskii Krai, Western-Siberian Region, Russia