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Ktenasite Brochantite & Connellite

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PJM100576

Ktenasite Brochantite & Connellite

Description Tabs

Description
Locality: 
Block 14 Opencut, Broken Hill, Yancowinna County, New South Wales, Australia
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 4 × 3.5 cm
Description

Glassy, pale blue druzies of ktenasite crystals with green brochantite and dark blue connelite crystals over a matrix of cerussite and cuprite. Smithsonite have formed one bowties and teardrops adding even more compexity to this specimen collected in the mid 1980's from Block 14 Opencut

Mineral Data
What's on the rock

Ktenasite

Formula: 
Zn(Cu,Zn)4(SO4)2(OH)6·6H2O
Strunz: 
7.DD.20
Crystal System: 
Monoclinic
Hardness: 
2.0 - 2.5
Type Locality: 
Jean Baptiste Mine, Kamariza Mines (Kamareza Mines), Agios Konstantinos [St Constantine] (Kamariza), Lavrion District Mines, Lavrion District (Laurion; Laurium), Attikí Prefecture (Attica; Attika), Greece

Brochantite

Formula: 
Cu4(SO4)(OH)6
Strunz: 
7.BB.25
Crystal System: 
Monoclinic
Hardness: 
3.5 - 4.0
Type Locality: 
Mednorudyanskoye Cu Deposit, Nizhnii Tagil, Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia...

Connellite

Formula: 
Cu19(SO4)(OH)32Cl4·3H2O
Strunz: 
3.DA.25
Crystal System: 
Hexagonal
Hardness: 
3.0
Type Locality: 
Wheal Providence, Providence Mines, Carbis Bay, St Ives, St Ives District, Cornwall, England, UK
Earthstones Australia

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