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Stilbite & Fluorite On Quartz

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GMB616507

Stilbite & Fluorite On Quartz

Classic Locality

Description Tabs

Description
Locality: 
Strzegom, Strzegom-Sobótka Massif, Lower Silesian Voivodeship, Poland
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
10 × 13 × 4 cm
Weight: 
470.00gr
Description

An outstanding floater sample consisting of two flat half spheres of microcline crystals epitactic intergrown with smoky quartz crystals and coated with chlorite and stilbite. At least 3 blue sharp octahedrons of fluorite perch single arranged on the sample. In very good condition.

Mineral Data
What's on the rock

Stilbite

Synonym Of: 

Stilbite-Ca

Formula: 
NaCa4[Al9Si27O72]·nH2O
Strunz: 
9.GE.10
Hardness: 
3.5 - 4.0

Stilbite-Na

Formula: 
(Na,Ca,K)6-7[Al8Si28O72]·nH2O
Strunz: 
9.GE.10
Hardness: 
3.5 - 4.0
Hardness: 
3.5 - 4
Colour: 
White
Streak: 
White

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

Quartz

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

Seller Information

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Seller's terms and conditions

For payment within EU money transfer is preferred:

Marco Drechsel

SPK Mittelsachsen

SWIFT/BIC-Code: WELADED1FGX

IBAN: DE49 870520004111076110