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Giacovazzoite & Scordariite

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SKY771048

Giacovazzoite & Scordariite

Type Locality

Description Tabs

Description
Locality: 
Monte Arsiccio Mine, Sant'Anna di Stazzema, Stazzema, Lucca Province, Tuscany, Italy
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.8 × 2 × 1.5 cm
Description

Dark orange crystals of the new and extremely rare mineral giacovazzoite mineral (IMA 2018-165), associated to the also new mineral scordariite (IMA 2019-010)(photo 9).

According to one of the authours, the find was strictly limited to a very small area of about 0,5 m long inside the Arsiccio mine. Authours material. Very limited find !.

Giacovazzoite and scordariite are two new Fe-K oxysulphates.

Mineral Data
What's on the rock

Giacovazzoite

Formula: 
K5Fe3+3O(SO4)6·10H2O
Crystal System: 
Monoclinic
Type Locality: 
Monte Arsiccio Mine, Sant'Anna di Stazzema, Stazzema, Lucca Province, Tuscany, Italy...

Scordariite

Formula: 
K8(Fe3+0.670.33)[Fe3+3O(SO4)6]2·14H2O
Crystal System: 
Trigonal
Type Locality: 
Monte Arsiccio Mine, Apuan Alps, Tuscany, Italy

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