Author: Gordon Austin
Publisher:
ISBN:
Category : Mines and mineral resources
Languages : en
Pages : 52

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Book Description

Author:
Publisher:
ISBN:
Category : Mineralogy
Languages : en
Pages : 56

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Book Description

Author: Dorothy McKenney Schlegel
Publisher:
ISBN:
Category : Precious stones
Languages : en
Pages : 64

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Book Description

Author:
Publisher:
ISBN:
Category : Precious stones
Languages : en
Pages : 36

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Book Description

Author: Geological Survey
Publisher: U.S. Government Printing Office
ISBN: 9781411337077
Category : Business & Economics
Languages : en
Pages : 1078

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Book Description
This volume, covering metals and minerals, contains chapters on approximately 90 commodities. In addition, this volume has chapters on mining and quarrying trends and on statistical surveying methods used by Minerals Information, plus a statistical summary.

Author: Richard W. Wise
Publisher: Brunswick House
ISBN: 9780972822329
Category : Antiques & Collectibles
Languages : en
Pages : 0

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Book Description
Finally the real truth about how master jewellers, gemmologists and major auction houses value diamonds and colored gemstones.

Author:
Publisher:
ISBN: 9780160485640
Category : Mineral industries
Languages : en
Pages : 998

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Book Description

Author:
Publisher:
ISBN:
Category :
Languages : en
Pages : 92

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Book Description

Author: Geological Survey
Publisher: U.S. Government Printing Office
ISBN: 9781411342538
Category : Law
Languages : en
Pages : 1060

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Book Description
This volume, covering metals and minerals, contains chapters on approximately 90 commodities. In addition, this volume has chapters on mining and quarrying trends and on statistical surveying methods used by Minerals Information, plus a statistical summary.

Author: Cornelius S. Hurlbut
Publisher:
ISBN:
Category : Science
Languages : en
Pages : 304

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Book Description
A concise, systematic, yet comprehensive ``textbook'' treatment of the science. Examines origin, chemistry, crystallography, physical properties, and optical properties of gemstones, and discusses methods and instruments used to determine these properties. Highlights recent advances and important contributions; explores new methods of study and determination, crystal structures, causes of color, new gem minerals, new methods of gem synthesis, manufactured gems, chemical compounds used as substitutes, and imitations and simulations. Includes 12 full color plates, 350 halftones and line drawings, and a Gem Index that lists commonly sought characteristics along with page number references.