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Fluorite & Marcasite

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CSW927167

Fluorite & Marcasite

Ex Lawson Collection, 1987
Classic Locality

Description Tabs

Description
Locality: 
Frazers Hush Mine, Weardale, County Durham, United Kingdom
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
10 × 6.5 × 4.8 cm
Largest Crystal: 
4.40cm
Weight: 
321.00gr
Description

A super specimen collected from the side of the main incline at the mine back in 1987. It consists of white quartz matrix with large fluorite crystals to 4.4cm on edge displaying colour-zoning in shades of violet and also very unusual curved crystal edges

These larger fluorite crystals are associated with smaller, pale violet to colourless crystals displaying nice twinning and octahedral modifications on the crystal edges. There are also lots of small marcasite crystals present around the smaller fluorite crystals.

The specimen will come boxed and fully labelled.

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

Marcasite

Formula: 
FeS2
Strunz: 
2.EB.10a
Crystal System: 
Orthorhombic
Hardness: 
6.0 - 6.5

Seller Information

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Seller's terms and conditions

Thank you for viewing my auctions. It goes without saying that maintaining high standards in both specimen quality and customer service are extremely important to me. If for any reason you are not happy with any aspect of your transaction then please let me know as soon as possible, ideally within 1 week of receiving your specimen. I will happily do all in my power to resolve the situation to your satisfaction. If your specimen is damaged upon delivery simply send me some photos to verify this and I'll provide you with a full refund or a replacement specimen, whichever you prefer.