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Vishnevite Andradite

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SCH56514

Vishnevite Andradite

Description Tabs

Description
Locality: 
Fosso La Nova, Farnese, Làtera Volcano, Viterbo Province, Lazio, Italy
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.2 × 3.2 × 2 cm
Description

Very good prismatic colorless crystals of vishnevite scattered over the matrix with shiny black andradite crystals.

Rare!

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...

Andradite

Formula: 
Ca3Fe3+2(SiO4)3
Strunz: 
9.AD.25
Crystal System: 
Isometric
Hardness: 
6.5 - 7.0
Streak: 
White
Type Locality: 
Drammen, Buskerud, Norway
schani

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