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Mineral Gallery V

 


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LEPIDOLITE
 in very large, sharp, hexagonal crystals with QUARTZ crystals.
Minas Gerais, Brazil.
Measures 5 x 2-1/2 x 2 inches.
 

Price $2,500

 

 

 

 

 

 

CLAY and CASSITERITE (sic.) [KAOLINITE] pseudomorph after a group of ORTHOCLASE crystals.
[St. Austell District], Cornwall, England, UK.
Measures 2-1/8 x 1 x 5/8 inches.
This specimen retains an old School of Mines, Columbia College, N.Y.

Price $750


 

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BORNITE in large, sharp crystals on matrix.
Redruth, Cornwall, England, UK.
Measures 3 x 1-3/4 x 1-1/4 inches. On an Alec Madoff base.
This is an old Columbia College specimen from the A.M.N.H. Acquired from Gene Carmichael by exchange on September 14, 2004. 
 

Price $5,000.

 

 

 

 

 

ORTHOCLASE (ADULARIA), a superb group of stacked crystals with minor CHLORITE.
Maderanertal, Amsteg, Uri, Switzerland.
Measures 3-1/2x1-1/2x1 inches.
 
Price (my cost in 2006) $900
 


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RUBY CORUNDUM, a large, well-terminated crystal in marble.
Jegdalek, Saroby, Afghanistan.

Measures 3 x 3 x2 inches with the ruby crystal at 1 x 3/4 inches.

I acquired this from Ed David (his #97W) by exchange on July 22, 2004.

Price $7,500

 

 

 

 

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Lawrence H. Conklin
Wallingford, CT 06492
203-793-7667

Web Site maintained by Sarah Conklin-Zimmerman & Ian Zimmerman.  

Copyright 1999-2016 Lawrence H. Conklin, Mineralogist