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Hingganite-(Y) Synchysite-(Ce) & Fluorite

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SER596426

Hingganite-(Y) Synchysite-(Ce) & Fluorite

Description Tabs

Description
Locality: 
Cuasso al Monte, Varese Province, Lombardy, Italy
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.9 × 2.5 × 1.8 cm
Description

A vug in granite hosts a gray crystal of hingganite with red synchysite crystals; another vug hosts some light violet fluorite crystals

Mineral Data
What's on the rock

Synchysite-(Ce)

Formula: 
Ca(Ce,La)(CO3)2F
Strunz: 
5.BD.20c
Hardness: 
4.5
Type Locality: 
Narsaarsuk pegmatite (Narssârssuk pegmatite), Narsaarsuk Plateau, Igaliku (Igaliko), Narsaq, Kujalleq, Greenland

Fluorite

Formula: 
CaF2
Strunz: 
3.AB.25
Crystal System: 
Isometric
Hardness: 
4.0
Streak: 
White
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic