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Cookeite & Quartz

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UVM800649

Cookeite & Quartz

Charles Trantham Estate (1936-2020)
Classic Locality

Description Tabs

Description
Locality: 
Stand On Your Head Mine, Bland, Saline County, Arkansas, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.6 × 1 cm
Description

Blue crystalline spheres of cookeite on quartz matrix.

 

From the estate of noted California collector and dealer Charles Trantham.

Mineral Data
What's on the rock

Cookeite

Formula: 
(Al2Li)Al2(AlSi3O10)(OH)8
Strunz: 
9.EC.55
Hardness: 
2.5 - 3.5
Streak: 
White
Type Locality: 
Mount Mica Quarry (Mount Mica Mine), Paris, Oxford Co., Maine, USA

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Seller Information

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