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Siderite & Chalcopyrite

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MNT32128

Siderite & Chalcopyrite

Ex B Stürtz (Bonn Germany)
Classic Locality

Description Tabs

Description
Locality: 
Brefeld Mine, Sulzbach, Saarbrücken, Saarland, Germany
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.2 × 3.2 × 2.1 cm
Description

A very nice specimen from the Saar coal basin: the Brefeld mine was famous for probably the best millerites of the coal mines in the region.

This sample shows lenticular rhombohedrons of brownish colour with lustrous chalcopyrites.

Rare stuff from a long time closed mine.

Mineral Data
What's on the rock

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White

Chalcopyrite

Formula: 
CuFeS2
Strunz: 
2.CB.10a
Crystal System: 
Tetragonal
Hardness: 
3.5 - 4.0

Seller Information

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Seller's terms and conditions

Terms & Conditions

Thank you for your interest in my offers! Payment is possible via Paypal, bank transfer or cash if you pick up the item(s) personally. Bank data will be provided after settling the auction/transaction(s) if needed.

In case you are not happy with a specimen, you may send it back within 4 weeks. After receipt, i will refund the price minus shipping costs. Please inform me before sending an item back. If you have any questions (or maybe complaints) please feel free to contact me.

Best regards Roger