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Fluorite With Chalcopyrite

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BMM752161

Fluorite With Chalcopyrite

Description Tabs

Description
Locality: 
Nowaja Shaft, Schottenberg, Frohnau, Annaberg-Buchholz, Erzgebirge, Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 5.3 × 4.5 cm
Description

Beautiful transparent lustrous fluorite of the interesting German locality „Schacht 78”!  The inner core of the fluorite displays a yellow-green color, and the outer edges display several thin violet zonings. A few smallest golden chalcopyrite crystals perched on its surface. No visible damage to report.

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

Chalcopyrite

Formula: 
CuFeS2
Strunz: 
2.CB.10a
Crystal System: 
Tetragonal
Hardness: 
3.5 - 4.0