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Chrysoberyl & Sillimanite

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MNR80745

Chrysoberyl & Sillimanite

Classic Locality

Description Tabs

Description
Locality: 
Maršíkov, Šumperk, Olomouc Region, Czech Republic
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.9 × 5 × 3.9 cm
Largest Crystal: 
0.50cm
Description

Very fine chrysoberyl in sillimanite pegmatite type of matrix with minor spessartite garnet at the bottom. Classic locality for chrysoberyl in Europe.

Free shipping up to 1 kg (2 lbs), if conditions met (see the auction header).

Mineral Data
What's on the rock

Chrysoberyl

Formula: 
BeAl2O4
Strunz: 
4.BA.05
Crystal System: 
Orthorhombic
Hardness: 
8.5
Streak: 
White
Type Locality: 
Brazil

Sillimanite

Formula: 
Al2(SiO4)O
Strunz: 
9.AF.05
Crystal System: 
Orthorhombic
Hardness: 
6.5 - 7.5
Streak: 
white
Type Locality: 
Chester, Middlesex Co., Connecticut, USA