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Corundum

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SYA605336

Corundum

With Antique Label

Description Tabs

Description
Locality: 
Renfrew, Renfrew County, Ontario, Canada
Class: 
Single Crystal
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 4 × 3 cm
Largest Crystal: 
5.00cm
Description

A single grey corundum crystal with minor muskovite.

Historical specimen from the late 19th century, probably from the Craigmount mine.

Comes with a beautiful handwritten label.

Mineral Data
What's on the rock

Corundum

Formula: 
Al2O3
Strunz: 
4.CB.05
Crystal System: 
Trigonal
Hardness: 
9.0
Streak: 
White
Labels
Label Images - only: Corundum

Seller Information

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