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| Category: Reference | |
| About the Book | |
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If
you have ever been interested in opals but you felt you did not understand
this unique gemstone or if you work with opals and want to truly understand
your subject then this book is an essential tool for you. Written in a succinct yet comprehensive and easy to read style this book explains everything you need to know about opal. It's not a scientific treatise. It is written for the layperson. TABLE OF CONTENTS The smart person's guide to opal myth and legend Three keys to the secret of opal Mining, fossicking and prospecting for opal Opal on the scale of hardness Specific gravity and opals Varieties of precious opal - "Background" to colour Opal colours and patterns Enhancement of colour in opals Solid opals and assembled opals (doublets and triplets) Synthetics Valuing natural opal Selecting your opal Glossary for smart opal persons Quiz for smart opal persons Handy references for smart opal persons This book is in .pdf format and is readable across all platforms. 59 pages.
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| About the Author | |
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Kevin Staffa lives on the west coast of Australia with his wife and daughter. By profession he is a lawyer, but he has been a collector of Australian gemstones, especially opals and sapphires, and an opal cutter, for many years. He is also a writer and amateur historian. He has been a legal advisor to opal and gold miners in Australia for many |
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