Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Chrysocolla & Chalcedony On Malachite

Views:
Watches:
PJM70296

Chrysocolla & Chalcedony On Malachite

Description Tabs

Description
Locality: 
Great Australia Mine, Cloncurry, Cloncurry Shire, Queensland, Australia
Size Range: 
Museum (18cm plus)
Size: 
4.8 × 9.7 × 18.6 cm
Description

An attractive large handspecimen of malachite on a cherty matrix albeit completely covered by turquoise blue chrysocolla and white chalcedony

Mineral Data
What's on the rock

Chrysocolla

Formula: 
Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (x < 1)
Strunz: 
9.ED.20
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.5

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

Malachite

Formula: 
Cu2(CO3)(OH)2
Strunz: 
5.BA.10
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0
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.