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Hornblende With Almandine

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CYF753606

Hornblende With Almandine

Description Tabs

Description
Locality: 
Vestfold Hills, Ingrid Christensen Coast, Princess Elizabeth Land, Eastern Antarctica, Antarctica
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.8 × 5 × 2.4 cm
Description

Hornblende slate with Garnet from Antarctica.

This specimen was acquired prior to the Antarctic minerals treaty, so it is perfectly fine to own.

This is the last one I have!

Mineral Data
What's on the rock

Hornblende

Synonym Of: 

Ferro-hornblende

Formula: 
☐{Ca2}{Fe2+4Al}(AlSi7O22)(OH)2
Strunz: 
9.DE.10
Hardness: 
5.0 - 6.0

Magnesio-hornblende

Formula: 
☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
Strunz: 
9.DE.10
Hardness: 
5.0 - 6.0

Almandine

Formula: 
Fe2+3Al2(SiO4)3
Strunz: 
9.AD.25
Crystal System: 
Isometric
Hardness: 
7.0 - 7.5
Streak: 
White
Type Locality: 
Alabanda, Aydin Province, Aegean Region, Turkey