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Chernovite-(Y) Anatase & Magnetite

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SER791032

Chernovite-(Y) Anatase & Magnetite

Description Tabs

Description
Locality: 
Monte Cervandone Area, Devero Alp, Verbano-Cusio-Ossola Province, Piedmont, Italy
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.6 × 2.6 × 2.6 cm
Description

Interesting combination : several green tabular chernovite-Y crystals on albite and a couple of black anatase crystals with minor magnetite

Mineral Data
What's on the rock

Chernovite-(Y)

Formula: 
Y(AsO4)
Strunz: 
8.AD.35
Crystal System: 
Tetragonal
Hardness: 
4.0 - 5.0
Type Locality: 
Nyarta-Syu-Yu River, Tel'pos-Iz Mt, Tyumenskaya Oblast', Polar Urals, Western-Siberian Region, Russia...

Anatase

Formula: 
TiO2
Strunz: 
4.DD.05
Hardness: 
5.5 - 6.0
Type Locality: 
St Christophe-en-Oisans, Bourg d'Oisans, Isère, Rhône-Alpes, France...

Magnetite

Formula: 
Fe2+Fe3+2O4
Strunz: 
4.BB.05
Crystal System: 
Isometric
Hardness: 
5.5 - 6.5
Streak: 
Black