Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Dioptase With Calcite & Mottramite

Views:
Watches:
CYM514062

Dioptase With Calcite & Mottramite

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
10 × 6.5 × 3 cm
Largest Crystal: 
2.60cm
Weight: 
415.00gr
Description

Specimen of emerald green doiptase with some calcite and mottramite, from famous Tsumeb Mine. Dioptase crystals are very large large to 2.6 cm. Some crystals are double terminated.
Crystals are bright, lustrous, and translucent. This is very nice specimen. 

PM19-10

Mineral Data
What's on the rock

Dioptase

Formula: 
CuSiO3·H2O
Strunz: 
9.CJ.30
Crystal System: 
Trigonal
Hardness: 
5.0
Streak: 
Green
Type Locality: 
Altyn-Tyube dioptase deposit (Altyn-Tube), Altyn-Tyube area, Kirghiz Steppes (Asiatic Steppes), Karagandy Province (Qaragandy Oblysy; Karaganda Oblast'), Kazakhstan...

Calcite

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

Mottramite

Formula: 
PbCu(VO4)(OH)
Strunz: 
8.BH.40
Hardness: 
3.0 - 3.5
Type Locality: 
Mottram St Andrew, Cheshire, England, UK
Piatek Minerals

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

YOUR 100% SATISFACTION GUARANTEE. If you are not happy with your purchase or the specimen is broken during the shipping we will accept return. Up to 14 days after you received the item please e-mail us to arrange the refund. Upon auction close, you will be sent an invoice indicating final value of the specimen. Payments must be made within 7 days of auction close. If you would like to purchase multiple items past our 7 day payment period or would like your package held for any reason please hold off on payment until you are ready to have your package shipped to you. We ask that you email to inform us that you are still bidding or your payment is going to be delayed. Communication is paramount! Payment can be made through Paypal or Bank transfer