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Corundum

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PDM722887

Corundum

New Discovery

Description Tabs

Description
Locality: 
Kenya
Class: 
Single Crystal
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 0.5 × 0.5 cm
Description

Uncommon bicoloured corundum crystal with nice yellow colour and a blue top. It is known as “blue cap corundum”, and it is from a new discovery in a yet unrevealed locality in Kenya.

I’m told that only a limited quantity of these bicoloured crystals have been recovered so far.

Mineral Data
What's on the rock

Corundum

Formula: 
Al2O3
Strunz: 
4.CB.05
Crystal System: 
Trigonal
Hardness: 
9.0
Streak: 
White

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