Gem identification made easy
Subtitle: a hands-on guide to more confident buying & selling
By: Antoinette Matlins, PG, FGA & A.C. Bonanno, FGA, ASA, MGA
Contributors: Bonanno, Antonio C.
Edition: 5th edition.
Publisher: LongHill Partners, Incorporated
Published: 2013
Language: eng
Number of pages: 378
ISBN-13: 9780943763903
Subjects: Precious stones; Identification
Notes: Includes bibliographical references and index.
Table of contents: title: Pt. 1. Before beginning. Before beginning; title: pt. 2. Getting ready. Setting up the lab; title: Proper lighting for gem identification; title: pt. 3. The essential instruments; title: what they are and how to use them. The loupe and dark-field loupe; title: The Chelsea filter and synthetic emerald filter; title: The dichroscope; title: The ultraviolet lamp; title: The refractometer; title: The microscope; title: pt. 4. Optional instruments; title: when and how to use them. The spectroscope; title: The polariscope; title: The diamond-type spotter and blue diamond tester; title: essential tools for diamond buyers; title: The immersion cell; title: The electronic diamond tester; title: The carbide scribe; title: an essential tool for diamond buyers; title: The "synthetic diamond detectors"; title: pt. 5. Antique and estate jewelry. Antique and estate jewelry; title: the true test of gem identification skill; title: A new type of composite imitation; title: pt. 6. Appendices.