Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Tetrahedrite & Bournonite

Views:
Watches:
MNT598817

Tetrahedrite & Bournonite

ex Dr. F. Krantz, Bonn, GER
Classic Locality

Description Tabs

Description
Locality: 
Herodsfoot Mine, Lanreath, Cornwall, United Kingdom
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.6 × 2.5 × 4 cm
Description

Classic example from the Herodsfoot Mine: vein matrix with small tetrahedrite crystals partly covered by calcopyrite and steel grey sulfice on the other side whih i think is bournonite. Pen and ink Krantz label.

Mineral Data
What's on the rock

Tetrahedrite

Formula: 
Cu6[Cu4(Fe,Zn)2]Sb4S13
Strunz: 
2.GB.05
Hardness: 
3.5 - 4.0

Bournonite

Formula: 
PbCuSbS3
Strunz: 
2.GA.50
Hardness: 
2.5 - 3.0
Type Locality: 
Wheal Boys (Trewetha Mine; Old Trewetha Mine), Port Isaac, St Endellion, Wadebridge District, Cornwall, England, UK

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