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Native α-Brass In Anorthite

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SHS1069636

Native α-Brass In Anorthite

Description Tabs

Description
Locality: 
Miyake Island, Miyake, Miyake Subprefecture, Tokyo Metropolis, Honshu Island, Japan
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.4 × 2.2 × 2 cm
Description

Native brass in anorthite

Mineral Data
What's on the rock

α-Brass

Formula: 
Cu3Zn
Strunz: 
1.AB.10a
Crystal System: 
Isometric
Colour: 
Yellow

Anorthite

Formula: 
CaAl2Si2O8
Strunz: 
9.FA.35
Crystal System: 
Triclinic
Hardness: 
6.0 - 6.5
Streak: 
White
Type Locality: 
Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy