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Serpierite & Brochantite

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SCH78088

Serpierite & Brochantite

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Description
Locality: 
Genna Zinc Smelter, Letmathe, North Rhine - Westphalia, Germany
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 2.6 × 2.8 cm
Description

Very nice, bluish-green serpierite crystals with minor brochantite over limonite.

Mineral Data
What's on the rock

Serpierite

Formula: 
Ca(Cu,Zn)4(SO4)2(OH)6·3H2O
Strunz: 
7.DD.30
Crystal System: 
Monoclinic
Hardness: 
2.0
Type Locality: 
Serpieri 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...

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