Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Calcite Ankerite & Malachite

Views:
Watches:
MNT71136

Calcite Ankerite & Malachite

Ex Dr F Krantz (Bonn Germany), ex ?
Classic Locality

Description Tabs

Description
Locality: 
Kamsdorf, Saalfeld-Rudolstadt, Thuringia, Germany
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 5 × 4 cm
Description

A  old specimen with calcite crystal aggregates on a matrix of saddle like rhombs of dolomite/ankerite (the label lists Braunspath which is an old german synonym for ankerite) and some malachite covered crystals of chalcopyrite. Comes with a pen and ink label, classic german material from the 19th century.

Mineral Data
What's on the rock

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Ankerite

Formula: 
Ca(Fe2+,Mg)(CO3)2
Strunz: 
5.AB.10
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Styrian Erzberg, Eisenerz, Styria, Austria

Malachite

Formula: 
Cu2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0

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