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Spessartine & Biotite

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PJM76908

Spessartine & Biotite

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: 
2.3 × 4.4 × 3 cm
Description

Three books of black biotite are perched on a white albite matrix, the largest book being 1.3 cm thick. Liberally scattered across all surfaces are dozen of orange genny spessartine crystals, A beautiful miniature when viewed from ant angle.

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
Earthstones Australia

Seller Information

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Seller's terms and conditions

All goods must be paid for prior to shipping, all bids are binding.