Ruby, Sapphire & Emerald Buying Guide
Ruby, Sapphire & Emerald Buying Guide

Author: Renee Newman

Publisher:

Published: 2009

Total Pages: 0

ISBN-13: 9780929975412

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This guide helps buyers to evaluate these spectacular gems and it updates professionals on new treatments and sources of corundum and emerald. Using close-up photographs, the book shows how to make visual judgements about clarity. transparency, cut quality and brilliance. In addition, it helps you to understand lab reports and find appraisers and labs. You will also get tips on detecting imitations and synthetic stones. Let this guide provide the in-depth information you will need to be a smart buyer. Topics in this guide include: Quality evaluation; Gem treatments; Fakes and synthetics; Lab reports; Geographic sources; Appraisals; Gem cleaning & care; Savvy buying.

Gems and Gemstones
Gems and Gemstones

Author: Lance Grande

Publisher: University of Chicago Press

Published: 2009-11-15

Total Pages: 387

ISBN-13: 0226305112

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"Gems and Gemstones" features nearly 300 color images of cut gems, precious and semiprecious stones, gem-quality mineral specimens, and fine jewelry to be unveiled in the new Grainger Hall of Gems at the Field Museum in Chicago.

Gem-Stones and Their Distinctive Characters
Gem-Stones and Their Distinctive Characters

Author: George Frederick Herbert Smith

Publisher: DigiCat

Published: 2022-06-03

Total Pages: 222

ISBN-13:

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Written by G. F. Herbert Smith, a British mineralogist who worked for the British Museum of Natural History and the discoverer of mineral paratacamite, this book is intended to teach how to recognize gemstones from diamonds to jade, through its unique characteristics based on Smith's years of experience.