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Vishnevite

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SPR641940

Vishnevite

Description Tabs

Description
Locality: 
Allt a'Mhuillin Quarry, Loch Borralan, Highland, Scotland, United Kingdom
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 3.5 × 2.2 cm
Largest Crystal: 
0.00cm
Weight: 
46.00gr
Description

An interesting combination of two rare minerals from an unusual location. Pale blue vishnevite and white gonnardite with a few specks of black mica.

Included with the specimen will be an article by Dr. S. Moreton on the analysis of this material and details of the location.

Mineral Data
What's on the rock

Vishnevite

Formula: 
(Na,K)8(Al6Si6O24)(SO4,CO3)·2H2O
Strunz: 
9.FB.05
Hardness: 
5.0 - 6.0
Streak: 
white
Type Locality: 
Kurochkin Log, Vishnevye Mts (Vishnyovye; Cherry), Chelyabinsk Oblast', Southern Urals, Urals Region, Russia...
Rare-Earth-Crystals

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions

Payment must be made with 7 days of purchase and items will not be shipped until payment is received.

Full refund if you are not completely satisfied with any purchase and item is returned within 30 days. Buyer to pay return postage costs.

Please ensure you understand specimen size before purchase as I do sell material from micro to cabinet size.