Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Melanophlogite & Volkonskoite

Views:
Watches:
SMM782686

Melanophlogite & Volkonskoite

Classic Locality

Description Tabs

Description
Locality: 
Fortullino, Rosignano Marittimo, Livorno Province, Tuscany, Italy
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 3 × 2.5 cm
Description

Many round groups composed of small pseudocubic crystals, glassy like ice, scattered on the matrix. A very nice miniature. In the matrix there are greenish areas of volkonskoite.

Boxed with Label
Mineral Data
What's on the rock

Melanophlogite

Formula: 
46SiO2·6(N2,CO2)·2(CH4,N2)
Strunz: 
4.DA.25
Crystal System: 
Tetragonal
Hardness: 
6.5 - 7.0
Streak: 
White
Type Locality: 
Giona Mine, Milena, Caltanissetta Province, Sicily, Italy

Volkonskoite

Formula: 
Ca0.3(Cr,Mg,Fe)2((Si,Al)4O10)(OH)2·4H2O
Strunz: 
9.EC.40
Hardness: 
1.0 - 2.0
Type Locality: 
Efimyatskaya Mt, Efimyata Village, Kama River, Okhansk, Permskaya Oblast', Middle Urals, Urals Region, Russia...

Seller Information

Payment options: offline, paypal_wpp, paypal_wps