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Cerussite Malachite Chrysocolla & Brochantite

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CSW517291

Cerussite Malachite Chrysocolla & Brochantite

Ex B Yates Collection - October 1983
Classic Locality

Description Tabs

Description
Locality: 
Red Gill Mine, Roughton Gill, Caldbeck, Cumbria, United Kingdom
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 2.3 × 1.7 cm
Weight: 
8.00gr
Description

Matrix with vugs containing a nice combination of cerussite, malachite and brochantite crystals with light blue chrysocolla.

Mineral Data
What's on the rock

Cerussite

Formula: 
PbCO3
Strunz: 
5.AB.15
Crystal System: 
Orthorhombic - Dipyramidal
Hardness: 
3.0 - 3.5
Streak: 
White
Type Locality: 
Vicenza Province, Veneto, Italy

Malachite

Formula: 
Cu2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

Chrysocolla

Formula: 
Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (x < 1)
Strunz: 
9.ED.20
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.5

Brochantite

Formula: 
Cu4(SO4)(OH)6
Strunz: 
7.BB.25
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0
Type Locality: 
Mednorudyanskoye Cu Deposit, Nizhnii Tagil, Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia...

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