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Melanophlogite

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SMM801144

Melanophlogite

Classic Locality

Description Tabs

Description
Locality: 
Fortullino, Rosignano Marittimo, Livorno Province, Tuscany, Italy
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 3 × 1.5 cm
Description

Many "cubic" crystals and round groups composed of small pseudocubic crystals, glassy like ice, scattered on two sides of the matrix, very nice and rich sample.

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

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