Author : Barrie O'Leary
Publisher : NAG Press
Page : 168 pages
File Size : 15,63 MB
Release : 1977
Category : Nature
ISBN :
"Written especially for the opal collector and gemmology student, as well as for the opal miner or visitor to the opal fields, this bokk names every recorded opal deposit in Australia and pinpoints every location on concise geologial maps. The text claifies in understandable terms the many mioneralogical, gemmological, and commercial complexities of the opal gemstone and explains the scientific factors involved in opal formation." - book jacket.
Author : Stephen Aracic
Publisher :
Page : 415 pages
File Size : 48,16 MB
Release : 1999
Category : Opal mines and mining
ISBN : 9780959583021
Author : Fred Ward
Publisher :
Page : 0 pages
File Size : 33,94 MB
Release : 1997
Category : 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 :
Publisher :
Page : 180 pages
File Size : 32,29 MB
Release : 1975
Category : Geology
ISBN :
Author : Allan W. Eckert
Publisher : John Wiley & Sons
Page : 490 pages
File Size : 29,58 MB
Release : 1997-10-02
Category : 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.
Author : L. C. Barnes
Publisher :
Page : 162 pages
File Size : 21,20 MB
Release : 1982
Category : Opal mines and mining
ISBN :
Author : Bowker
Publisher : Bowker-Saur
Page : 888 pages
File Size : 34,35 MB
Release : 1998-04
Category : Reference
ISBN : 9781864520156
"...excellent coverage...essential to worldwide bibliographic coverage."--AMERICAN REFERENCE BOOKS ANNUAL. This comprehensive reference provides current finding & ordering information on more than 75,000 in-print books published in or about Australia, or written by Australian authors, organized by title, author, & keyword. You'll also find brief profiles of more than 7,000 publishers & distributors whose titles are represented, as well as information on trade associations, local agents of overseas publishers, literary awards, & more. From D.W. Thorpe.
Author : Andrew Cody
Publisher :
Page : 40 pages
File Size : 12,27 MB
Release : 2009-12
Category :
ISBN : 9780646505381
Author : Paul B.. Downing
Publisher : Gem Guides Book Company
Page : 232 pages
File Size : 49,30 MB
Release : 2003
Category : 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 : Jean Minar Paris
Publisher : Prentice Hall
Page : 216 pages
File Size : 21,38 MB
Release : 1984
Category : Antiques & Collectibles
ISBN :
