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Spessartine Quartz Mica Feldspar

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RBR557401

Spessartine Quartz Mica Feldspar

Description Tabs

Description
Locality: 
Tongbei, Yunxiao County, Zhangzhou Prefecture, Fujian Province, China (Peoples Republic)
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 4.5 × 4.5 cm
Description

Quality spessartine n quality smoky-quartz are not easy to find nowadays. This specimen may not be perfect (oe smoky is broken), but it shows nearly the full paragenesis with very good orange garnets on deep black smoky-quartz. The matrix consists of feldspar and mica.

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

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Mica

Group Parent: 
Mica Group

Feldspar

Group Parent: 
Feldspar Group

Seller Information

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