Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Cryptomelane

Views:
Watches:
HCH64588

Cryptomelane

Description Tabs

Description
Locality: 
Dry Gill Mine, Caldbeck, Cumbria, United Kingdom
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2 × 2 cm
Description

botryoidal black masses of kryptomelane with some crystals of campylite up to 3 mm on it.

Mineral Data
What's on the rock

Cryptomelane

Formula: 
K(Mn4+7Mn3+)O16
Strunz: 
4.DK.05a
Crystal System: 
Tetragonal
Hardness: 
5.0 - 6.5
Type Locality: 
Tombstone, Tombstone District, Tombstone Hills, Cochise Co., Arizona, USA

Seller Information

Payment options: offline, paypal_wpp, paypal_wps