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Fall 1983 Gems & Gemology by Adobe Acrobat 7.08 is a book available to read on EtoBox.

What is Fall 1983 Gems & Gemology about?

Cover 1 Table of Contents 2 Carroll Chatham, 1914-1983 4 THe Ramaura Synthetic Ruby 5 The Oil Treatment of Emeralds in Bogota, Colombia 24 A Computer Program for Gem Identification 32 The Identification of Turquoise by Infrared Spectroscopy and X-Ray Powder Diffraction 39 Editorial Forum 44 Gem Trade Lab Notes 46 Gemological Abstracts 52 Gem News 60 Book Reviews 64 Carroll Chatham; Chatham,Ramaura; synthetic ruby; oiling; oil treatment; emerald; Bogota; Colombia; computer; computer program; gem identification; turquoise; infrared spectroscopy; x-ray powder diffraction; Lab Notes; Gem News Fall 1983 Gems & Gemology

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Adobe Acrobat 7.08

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EN