Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Fluorite Calcite & Chalcopyrite

Views:
Watches:
MGR849942

Fluorite Calcite & Chalcopyrite

Classic Locality

Description Tabs

Description
Locality: 
Pea Ridge Mine, Washington County, Missouri, United States of America
Class: 
Combination
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.6 × 3.1 × 2.2 cm
Description

Nice combination of a single calcite crystal totally covered in a dark coat. All around accompanied by numerous lustrous gold chalkopyrite crystals. At the bottom and beside the calcite are also some colorless fluorite crystals present.

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

Chalcopyrite

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