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Gold & Percylite & Brochantite

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SHS737085

Gold & Percylite & Brochantite

Description Tabs

Description
Locality: 
Chuquicamata Mine, Chuquicamata, Calama, El Loa Province, Antofagasta Region, Chile
Class: 
Massive/Crystalline
Size Range: 
Micromount (under 1cm)
Size: 
0.5 × 0.3 × 0.2 cm
Description

Native gold on percylite and brochantite

Mineral Data
What's on the rock

Gold

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

Percylite

Mixture Of: 

Boleite

Formula: 
KPb26Ag9Cu24(OH)48Cl62
Strunz: 
3.DB.15
Hardness: 
3.0 - 3.5

Pseudoboleite

Formula: 
Pb31Cu24Cl62(OH)48
Strunz: 
3.DB.10
Hardness: 
2.5

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...