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Garnet Var Spessartine

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MGR736825

Garnet Var Spessartine

Description Tabs

Description
Locality: 
Nani Hill, Loliondo, Ngorongoro District, Arusha Region, Tanzania (United Republic)
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 2.7 × 2.1 cm
Description

The locality is an approximate 100-meter wide quartz mass or vein with weathered detritus. The spessartine garnets are bound to the hematite in the veinlet. Most specimen are only single crystals - not so here. An intense orange, lustrous crystal (15mm across) with excellent luster and sharp termination is perfectly perched on light shists matrix. No significant damages to report.

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