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Opals by Fred Ward. Revised edition. From the Fred Ward Gem Book Series.
Opal is a fascinating category of gemstone because there are so many varieties and each individual stone is absolutely unique. Using lots of great photos, Fred Ward teaches you about the many types of opals, how to distinguish between then and how they are valued. After reading this book you will be on-sight familiar with the major varieties of opal, assembled stones, simulants and synthetics. Advice is also given on buying opals and the truth instead of the myths about caring for them. This book is a 6" x 9" paperback with 64 pages.
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Opals
Table of Contents
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History and Lore
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3
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Black Opal
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9
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Boulder Opal
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21
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Light Opal, Crystals, and Fossils
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31
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Mexican Opal
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47
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Assembled Opals, Synthetics, and Simulants
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53
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Buying and Caring for Opal
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59
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Play-of-Color
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62
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