Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Crookesite & Klockmannite

Views:
Watches:
JYJ728521

Crookesite & Klockmannite

Description Tabs

Description
Locality: 
Skrikerum Mine, Valdemarsvik, Östergötland County, Sweden
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.1 × 1.9 × 1 cm
Description

SEM-EDS analysed polished section hosting grey metallic crookesite (2-6, 2-5 (arrow 2)), dark bluish klockmannite (2-7) and grey clausthalite. 

Analysis attached. 

 

Mineral Data
What's on the rock

Crookesite

Formula: 
Cu7(Tl, Ag)Se4
Strunz: 
2.BD.50
Crystal System: 
Tetragonal
Hardness: 
2.5 - 3.0
Colour: 
Lead Grey
Type Locality: 
Skrikerum Mine (Skrickerum Mine), Valdemarsvik, Östergötland, Sweden

Klockmannite

Formula: 
CuSe
Strunz: 
2.CA.05b
Hardness: 
2.0 - 2.5
Type Locality: 
Las Asperezas mine (Sarmiento deposit; Veta Sarmiento), Sierra de Cacho, Villa Castelli, General Lamadrid department, La Rioja, Argentina
Analysis
Analysis Report - only: Crookesite & Klockmannite
Analysis Report - only: Crookesite & Klockmannite
Analysis Report - only: Crookesite & Klockmannite
Analysis Report - only: Crookesite & Klockmannite

Current price

$

Starting price

$10
(reserve not met) (reserve met)

You are the highest bidder

You have been outbid

Proxy bid set
$
Delayed bid pending at
$
Delayed Bid is Outbid

Your maximum bid $:

(Enter or more)

Start 16 Jul 18:00
End
No. of bids view history

Shipping Information

Postage Area Price
Germany: 5 $ (< 500 gr)
$5
International: 8 $ (< 500 gr) - tracking without insurance
$8
International: 11 $ (< 1000 gr) - tracking without insurance
$11
EU: 16 $ ((< 2000 gr) - tracking with insurance
$16
Worldwide: 42 $ ((< 5000 gr) - tracking with insurance
$42
Item Toolbox