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Kröhnkite & Metavoltine

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CLB509704

Kröhnkite & Metavoltine

Rare Mineral

Description Tabs

Description
Locality: 
La Vendida Mine, Sierra Gorda, Antofagasta Province, Antofagasta Region, Chile
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.7 × 7.6 × 3.4 cm
Description

Rare blue kröhnkite in veins in matrix with brownish metavoltine.

Mineral Data
What's on the rock

Kröhnkite

Formula: 
Na2Cu(SO4)2·2H2O
Strunz: 
7.CC.30
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0
Streak: 
White
Type Locality: 
Chuquicamata Mine, Chuquicamata District, Calama, El Loa Province, Antofagasta Region, Chile

Metavoltine

Formula: 
Na6K2FeFe6(SO4)12O2·18H2O
Strunz: 
7.DF.35
Hardness: 
2.5
Type Locality: 
Zagh Mine (Tangeh Zagh mine; Madeni Zakh), Haji Abad town, Bandar Abbas (Bandar-e Abbas), Bandar-Abbas County, Hormozgan Province, Iran

Seller Information

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