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Chalcedony

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RPL1156507

Description Tabs

Description
Locality: 
Holmbush Mine, Stoke Climsland, Callington, Cornwall, United Kingdom
Class: 
Massive/Crystalline
Size Range: 
Cabinet (10-18 cm)
Size: 
13 × 4.2 × 3.5 cm
Largest Crystal: 
2.00cm
Weight: 
280.00gr
Description

Banded chalcedony with epimorphs or casts after octahedral fluorite on both sides. The chalcedony has retained much of the detail of the former fluorite. There are also areas of crystalline sphalerite on one side.

Mineral Data
What's on the rock

Chalcedony

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Hardness: 
6.5 - 7.0
Streak: 
White
Type Locality: 
Kadıköy (Chalcedon), Istanbul Province, Marmara Region, Turkey

Current price

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Starting price

$10
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Start 17 Dec 18:00
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Shipping Information

Postage Area Price
UK Inland
£4.50
Europe
£10.50
Rest of World
£14

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Bid History

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