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Chalcophanite

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PJM86056

Chalcophanite

Ex J & S Mommers Collection.

Description Tabs

Description
Locality: 
Buena Tierra Mine, Santa Eulalia, Chihuahua, Mexico
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.6 × 3.9 × 2.8 cm
Description

From the West Camp Ramp, Buena Tierra Mine, a bright lusterous black chalcophanite group on a light coloured limonite gossan matrix.

Scattered across the chalcophanite are small glass clear calcite rhombs.

Mineral Data
What's on the rock

Chalcophanite

Formula: 
(Zn,Fe,Mn)Mn3O7·3H2O
Strunz: 
4.FL.20
Crystal System: 
Trigonal
Hardness: 
2.5
Type Locality: 
Passaic pit (Marshall Mine; Passaic Mine), Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA
Earthstones Australia

Seller Information

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All goods must be paid for prior to shipping, all bids are binding.

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