Opal Identification & Value

Opal Identification & Value
Author: Paul B.. Downing
Publisher: Gem Guides Book Company
Total Pages: 232
Release: 2003
Genre: Nature
ISBN:


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New edition with added chapters and sections. Provides all the information necessary for complete analysis and evaluation of any opal from a true gem. Properly identify opals from all over the world and what characteristics affect value. Breathtaking color photos throughout.


Opal Identification & Value
Language: en
Pages: 232
Authors: Paul B.. Downing
Categories: Nature
Type: BOOK - Published: 2003 - Publisher: Gem Guides Book Company

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New edition with added chapters and sections. Provides all the information necessary for complete analysis and evaluation of any opal from a true gem. Properly
Opal Identification and Value
Language: en
Pages: 210
Authors: Paul B. Downing
Categories: Opals
Type: BOOK - Published: 1992-01-01 - Publisher:

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Opal Cutting Made Easy
Language: en
Pages: 97
Authors: Paul B. Downing
Categories: Crafts & Hobbies
Type: BOOK - Published: 1993-01-01 - Publisher:

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Proven step-by-step approach to cutting opal. Easy-to-use guide that takes the beginner through the first stone to advanced cutting techniques, including double
Opal Advanced Cutting & Setting
Language: en
Pages: 0
Authors: Paul B. Downing
Categories: Gem cutting
Type: BOOK - Published: 1999 - Publisher:

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Master opal cutting and design information applicable to any cabochon material. In this sequel to Opal Cutting Made Easy, Learn all the techniques regularly off
Opals
Language: en
Pages: 0
Authors: Fred Ward
Categories: Opals
Type: BOOK - Published: 1997 - Publisher:

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This book is the latest in the popular Fred Ward Gem Book Series. The full-color photographs give the buyer and enthusiast all the information needed to underst