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Harmotome With Smoky Quartz

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QRI1042020

Description Tabs

Description
Locality: 
Tiefenstein, Idar-Oberstein, Birkenfeld, Rhineland-Palatinate, Germany
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3.5 × 1.7 cm
Largest Crystal: 
0.20cm
Weight: 
20.00gr
Description

Classic white harmotome crystals strikingly contrasting with the underlying smoky quartz.

Rather old material, possibly late 70s.

Mineral Data
What's on the rock

Harmotome

Formula: 
(Ba0.5,Ca0.5,K,Na)5[Al5Si11O32] ·12H2O
Strunz: 
9.GC.10
Crystal System: 
Monoclinic
Hardness: 
4.0 - 5.0
Streak: 
White
Type Locality: 
St Andreasberg, St Andreasberg District, Harz, Lower Saxony, Germany

Smoky Quartz

Variety Of: 

Quartz

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

Current price

$

Starting price

$10
(reserve not met) (reserve met)

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Start 10 Dec 18:00
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Shipping Information

Postage Area Price
Italy (Pacco Celere 3)
10
Europe/Mediterranean Basin (Tracked; Zone 1)
15
Americas, Asia, Africa (Tracked; Zone 2)
20
Australia & Oceania (Tracked; Zone 3)
25

Seller Information

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Shipping within 15 days after payment received, unless specified/agreed otherwise.

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Bid History

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