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Goethite Psm Pyrite

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MNT135741

Goethite Psm Pyrite

ex Dr. F. Krantz (GER)
Classic Locality

Description Tabs

Description
Locality: 
Usib, Nomtsas, Hardap Region, Namibia
Size Range: 
Thumbnail (1-3cm)
Size: 
2.1 × 1.8 × 1.7 cm
Description

Unusual namibian material from the old times: a lot of cubic pyrite crystals which have been pseudomorphed by goethite, exhibiting quite sharp edges. Nice old label. Size is given for the largest crystal.

Mineral Data
What's on the rock

Goethite

Formula: 
α-Fe3+O(OH)
Strunz: 
4.00.
Crystal System: 
Orthorhombic
Hardness: 
5.0 - 5.5
Type Locality: 
Hollertszug Mine (Hollerter Zug Mine), Dermbach, Herdorf, Siegerland, Rhineland-Palatinate, Germany

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

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