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Quenstedtite & Chalcanthite

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SKY649994

Quenstedtite & Chalcanthite

Rare Mineral

Description Tabs

Description
Locality: 
Barranca del Sulfato, Mejillones Peninsula, Antofagasta Province, Antofagasta Region, Chile
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.5 × 1.5 cm
Description

Pale violet crystals of the very rare sulphate mineral quenstedtite from this Chilean locality, associated to blue chalcanthite and yellow copiapite.

Quenstedtite crystals in this quality are rarely seen in the mineral market.

Mineral Data
What's on the rock

Quenstedtite

Formula: 
Fe2(SO4)3·10H2O
Strunz: 
7.CB.65
Hardness: 
2.5
Streak: 
White
Type Locality: 
Tierra Amarilla, Copiapó Province, Atacama Region, Chile

Chalcanthite

Formula: 
CuSO4·5H2O
Strunz: 
7.CB.20
Crystal System: 
Triclinic - Pinacoidal
Hardness: 
2.5
Streak: 
White
Type Locality: 
Chuquicamata Mine, Chuquicamata District, Calama, El Loa Province, Antofagasta Region, Chile

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