Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Bustamite & Cryptomelane

Views:
Watches:
PJM43414

Bustamite & Cryptomelane

Description Tabs

Description
Locality: 
North Mine, Broken Hill, Yancowinna County, New South Wales, Australia
Size Range: 
Cabinet (10-18 cm)
Size: 
7.1 × 11.6 × 5.3 cm
Description

Sahrp acicular crystals of clear bustamite dusted with gray hollandire and topped with globular cryptomelane from the 29 level of the North Mine

Mineral Data
What's on the rock

Bustamite

Formula: 
CaMn2+(Si2O6)
Strunz: 
9.DG.05
Hardness: 
5.5 - 6.5
Streak: 
White
Type Locality: 
Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA

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
Earthstones Australia

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

All goods must be paid for prior to shipping, all bids are binding.