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Fluorite & Calcite

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PFK509335

Fluorite & Calcite

Description Tabs

Description
Locality: 
Megalo Livadi, Serifos Island, Milos, South Aegean, Greece
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.1 × 4.5 × 4.2 cm
Description

Although both of these minerals are common, it is extremelly unusual to see them from Seriphos, let alone in combination. Colorless, transparent, cubic crystals of fluorite most of which are coated with a limonitic crust. A quartz coated calcite crystal is nestled between the fluorites. Old specimen from a German collection.

Mineral Data
What's on the rock

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

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

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