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Adularia & Quartz

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MNT61662

Adularia & Quartz

ex B. Stürtz, Bonn (GER)
Classic Locality

Description Tabs

Description
Locality: 
Teif Valley, Amsteg, Uri, Switzerland
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 4 × 3 cm
Description

Adularia from the Teif valley in Switzerland.

The white adularia is lacking the more common chlorite invlusions and shows a kind of satin-vitreous lustre.

Accompanied by some clear quartz, adularia twinning is present and some polytwinning striations are visible.

 

Mineral Data
What's on the rock

Adularia

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Crystal System: 
Monoclinic
Hardness: 
6 Ortho - clase

Quartz

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

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

Terms & Conditions

Thank you for your interest in my offers! Payment is possible via Paypal, bank transfer or cash if you pick up the item(s) personally. Bank data will be provided after settling the auction/transaction(s) if needed.

In case you are not happy with a specimen, you may send it back within 4 weeks. After receipt, i will refund the price minus shipping costs. Please inform me before sending an item back. If you have any questions (or maybe complaints) please feel free to contact me.

Best regards Roger

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