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Fluorite Quartz & Calcite

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NST615275

Fluorite Quartz & Calcite

Description Tabs

Description
Locality: 
Naica Mine, Naica, Saucillo Municipality, Chihuahua, Mexico
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.6 × 4.3 × 2 cm
Largest Crystal: 
1.30cm
Description

Deep violet cubes of fluorite with prismatic quartz and white calcite. Beautiful display specimen.

Mineral Data
What's on the rock

Fluorite

Formula: 
CaF2
Strunz: 
3.AB.25
Crystal System: 
Isometric
Hardness: 
4.0
Streak: 
White
Type Locality: 
J√°chymov (St Joachimsthal), J√°chymov District (St Joachimsthal), KruŇ°n√© Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (B√∂hmen; Boehmen), Czech Republic

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Calcite

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