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Catalogue record is a book available to read on EtoBox.

What is Catalogue record about?

Cover 1 Table of Contents 2 Masthead 3 Editorial 4 Methods and Challenges of Establishing the Geographic Origin of Diamonds 5 Sapphire Beneath the Rich Black Soil of Muling, Northeastern China 25 Gems on Canvas: Pigments Historically Sourced from Gem Materials 53 Color Mechanism and Spectroscopic Thermal Variation of Pink Spinel Reportedly from Kuh-i-Lal, Tajikistan 73 2022 Gems & Gemology Challenge Winners 72 Lab Notes 89 Micro-World 99 Diamond Reflections 105 Letters 111 Gem News International 113

Language

EN