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| Author | : Paul B.. Downing |
| Publisher | : Gem Guides Book Company |
| Total Pages | : 232 |
| Release | : 2003 |
| Genre | : Nature |
| ISBN | : |
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.
| Author | : Paul B. Downing |
| Publisher | : |
| Total Pages | : 210 |
| Release | : 1992-01-01 |
| Genre | : Opals |
| ISBN | : 9780962531125 |
| Author | : Paul B. Downing |
| Publisher | : |
| Total Pages | : 97 |
| Release | : 1993-01-01 |
| Genre | : Crafts & Hobbies |
| ISBN | : 9780962531149 |
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 doublet and triplet making.
| Author | : Fred Ward |
| Publisher | : |
| Total Pages | : 0 |
| Release | : 1997 |
| Genre | : Opals |
| ISBN | : 9780963372383 |
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 understand the various types of opals and the ability to buy them wisely.
| Author | : Paul B. Downing |
| Publisher | : Majestic Press |
| Total Pages | : 309 |
| Release | : 2009 |
| Genre | : Gem cutting |
| ISBN | : 9780981733609 |
| Author | : Irene Aitkens |
| Publisher | : |
| Total Pages | : 12 |
| Release | : 1931 |
| Genre | : Opals |
| ISBN | : |
| Author | : Isidore Kozminsky |
| Publisher | : |
| Total Pages | : 488 |
| Release | : 1922 |
| Genre | : Charms |
| ISBN | : |
| Author | : Cally Oldershaw |
| Publisher | : Firefly Books |
| Total Pages | : 228 |
| Release | : 2003 |
| Genre | : Crafts & Hobbies |
| ISBN | : 9781552978146 |
A guide to the identification, structure, and uses of precious and semi-precious stones, novelty stones, agates, and crystals.
| Author | : Julius Wodiska |
| Publisher | : |
| Total Pages | : 344 |
| Release | : 1918 |
| Genre | : Precious stones |
| ISBN | : |
| Author | : Allan W. Eckert |
| Publisher | : John Wiley & Sons |
| Total Pages | : 490 |
| Release | : 1997-10-02 |
| Genre | : Nature |
| ISBN | : 9780471133971 |
Readers will find fascinating details about the discovery, whereabouts, and value of famous opals, from such classic specimens as the Burning of Troy Opal to the Bonanza Opal and other more recent discoveries. Finally, the book surveys today's major opal-producing areas and provides current information on opal occurrence worldwide. Punctuating the text are useful tables, extensive glossaries of opal types and opal-related terms, and beautiful photographs that capture the essence and mystery of this most exquisite stone.
