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Baddeleyite & Corundum

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BCK597467

Baddeleyite & Corundum

Description Tabs

Description
Locality: 
Beartrap Deposit, Madison County, Montana, United States of America
Class: 
Single Crystal
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1.2 × 0.9 cm
Description

You are bidding on a small sample with several nice, large crystals of light blue corundum with inclusions of black baddeleyite crystals. Weird little specimen from a very obscure locality. 

Mineral Data
What's on the rock

Baddeleyite

Formula: 
ZrO2
Strunz: 
4.DE.35
Crystal System: 
Monoclinic
Hardness: 
6.5
Type Locality: 
Kollonnagam, Rakwana, Ratnapura District, Sabaragamuwa Province, Sri Lanka

Corundum

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

Seller Information

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