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Synchysite-(Y) Zinnwaldite & Orthoclase

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FNW61555

Synchysite-(Y) Zinnwaldite & Orthoclase

Description Tabs

Description
Locality: 
Cuasso al Monte, Varese Province, Lombardy, Italy
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 2.4 × 1.6 cm
Description

Brown prismatic hexagonal Synchysite-(Y) crystals on and with zinnwaldite on pink orthoclase matrix.

Mineral Data
What's on the rock

Synchysite-(Y)

Formula: 
Ca(Y,Ce)(CO3)2F
Strunz: 
5.BD.20c
Hardness: 
6.0 - 6.5
Type Locality: 
Scrub Oak Mine (Replogle Mine), Mine Hill Borough, Morris Co., New Jersey, USA

Orthoclase

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Hardness: 
6.0
Streak: 
White
Fine Minerals World