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Spessartine On Biotite & Orthoclase

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PJM86133

Spessartine On Biotite & Orthoclase

Ex J & S Mommers Collection.

Description Tabs

Description
Locality: 
Tongbei, Yunxiao County, Zhangzhou Prefecture, Fujian Province, China (Peoples Republic)
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.3 × 3.3 × 2.3 cm
Description

Bright mandarine orange spessartine isolated crystals are richly scattered across a 2.6cm biotite book which rests on a bed of stubby orthoclase crystals

Mineral Data
What's on the rock

Spessartine

Formula: 
Mn2+3Al2(SiO4)3
Strunz: 
9.AD.25
Crystal System: 
Isometric
Hardness: 
6.5 - 7.5
Streak: 
White
Type Locality: 
Sommer quarry, Wendelberg, Haibach, Aschaffenburg, Spessart, Franconia, Bavaria, Germany

Biotite

Group Parent: 
Mica Group

Orthoclase

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Hardness: 
6.0
Streak: 
White
Earthstones Australia

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