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Smoky Quartz With Calcite

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HAN606383

Smoky Quartz With Calcite

Classic Locality

Description Tabs

Description
Locality: 
Jan Coetzee Mine, Okiep Copper District, North Cape Province, South Africa
Class: 
Single Crystal
Size Range: 
Museum (18cm plus)
Size: 
38 × 18 × 12 cm
Weight: 
3 521.00gr
Description

A large pseudo-doubly terminated smoky quartz crystal with a grey calcite coating typical from this mine. Small prismatic yellow barite crystals were also found on most specimens. The large quartz crystal has tapering prisms with evidence of basal tectonic fracture and rehealing, resulting in a pseudo-doubly terminated crystal. Many of the second-generation quartz crystals are complex and distorted. Crystal has a small imperfection on the back at the top where the calcite coating has been chipped.

Mineral Data
What's on the rock

Smoky Quartz

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Formula: 
SiO2
Hardness: 
0.0

Calcite

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

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$795
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Shipping Information

Postage Area Price
Priority Insured mail up to 500 grams 8 Euro
60

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

After a sale we expect to receive the payment with Pay Pal within 48 hours. You can return the goods within 14 days of receiving them by registered priority mail with tracking number. Buyer pays the costs of the shipping and the e-Rocks listing  fees.

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