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Voltaite Tschermigite & Copiapite

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PLN68736

Voltaite Tschermigite & Copiapite

Description Tabs

Description
Locality: 
Zastávka, Brno, South Moravian Region, Czech Republic
Size Range: 
Small miniature (3-4.5 cm)
Size: 
2.5 × 3.5 × 1.8 cm
Description

Black voltaite, yellow copiapite and clear tschermigite crystals

Mineral Data
What's on the rock

Voltaite

Formula: 
K2Fe2+5Fe3+3Al(SO4)12·18H2O
Strunz: 
7.CC.25
Hardness: 
3.0 - 3.5
Type Locality: 
Solfatara di Pozzuoli, Pozzuoli, Phlegrean Fields, Naples Province, Phlegrean Volcanic Complex, Campania, Italy

Tschermigite

Formula: 
(NH4)Al(SO4)2·12H2O
Strunz: 
7.CC.20
Hardness: 
1.5 - 2.0
Type Locality: 
Cermniky (Tschermig), Kadaň (Kaaden), Ústí Region, Bohemia (Böhmen; Boehmen), Czech Republic

Copiapite

Formula: 
Fe2+Fe3+4(SO4)6(OH)2·20H2O
Strunz: 
7.DB.35
Hardness: 
2.5 - 3.0
Type Locality: 
Copiapó Province, Atacama Region, Chile
geo trader

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions
You can buy a lot specimens. I will give you a great combined shipping discount ! I combine the auctions. All packages are priority (7 days)
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