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Yakhontovite & Tyrolite

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SMM639851

Yakhontovite & Tyrolite

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Description
Locality: 
Villahermosa del Rio, Castellón, Valencian Community, Spain
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.5 × 1 cm
Description

The yakhontovite is a silicate of the smectite groups, really it is not a beautiful mineral but it's not a spread species, it's found in only 6 or 7 locality in the world, here it is shown as earthy masses together with azure-green crystals of tyrolite.

Boxed with Label
Mineral Data
What's on the rock

Yakhontovite

Formula: 
(Ca,Na)0.5(Cu,Fe,Mg)2(Si4O10)(OH)2·3H2O
Strunz: 
9.EC.40
Crystal System: 
Monoclinic
Hardness: 
2.0 - 3.0
Type Locality: 
Pridorozhnoye Sn deposit, Komsomolski ore District, Khabarovskiy Kray, Far-Eastern Region, Russia

Tyrolite

Formula: 
Ca2Cu9(AsO4)4(CO3)(OH)8·11H2O
Strunz: 
8.DM.10
Hardness: 
1.5 - 2.0
Type Locality: 
Falkenstein, Falkenstein District, Schwaz, Brixlegg - Schwaz area, Inn valley, North Tyrol, Tyrol, Austria

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