Handbook of Gem Identification
Author : Richard Thomas Liddicoat
Publisher :
Page : 486 pages
File Size : 50,33 MB
Release : 1975
Category : Nature
ISBN :
Author : Richard Thomas Liddicoat
Publisher :
Page : 486 pages
File Size : 50,33 MB
Release : 1975
Category : Nature
ISBN :
Author : Antoinette Matlins
Publisher : Turner Publishing Company
Page : 467 pages
File Size : 24,65 MB
Release : 2013-03-19
Category : Antiques & Collectibles
ISBN : 0943763932
This colorful book offers you a window into the world of Mahatma Gandhi, one of the most amazing people of the twentieth century. You will learn about Gandhi’s life—from his time as a student in London to his work for equality in South Africa and India—and his methods of peaceful, but not passive, resistance to injustice.
Author : Antoinette Matlins
Publisher :
Page : 0 pages
File Size : 29,94 MB
Release : 2016
Category : Precious stones
ISBN : 9780997014556
Gem Identification Made Easy is the first and only book that explains in non-technical terms how to identify diamonds and colored gems, and how to separate natural gems from imitations, treated stones, synthetics, and look-alikes. The book's approach is direct and practical, and its style easy to understand. In fact, with this highly accessible guide, anyone can begin to master gem identification. Includes over 150 photographs and illustrationsover 80 in full color! Using a simple, step-by-step system, the authors explain how to properly use essential but uncomplicated instruments to identify stones, what to look for gemstone by gemstone, and how to set up a basic lab at modest cost. Three of the instruments are inexpensive, portable, pocket instruments that, when used together, can identify almost 85% of all precious and popular stones. The key to avoiding costly mistakes and recognizing profitable opportunities is knowing both what to look for and what to look out for. Gem Identification Made Easy will help you: Open your eyes to the types of treatments, imitations, synthetics, look-alikes, and fakes in the gem market today. Learn how to tell the difference between them. Quickly spot: Synthetics, including synthetic emeralds and diamonds Filled diamonds Diffused "blue" sapphires and "red" rubies HPHT-treated diamonds ... and much more! Determine how to spot the newest "composite" imitations. Learn how to identify recently discovered gems such as "Mandarin" garnet, red "emerald," and North Carolina's chromium-rich emeralds. Discover new treatments such as surface coatings to create "fancy color" diamonds and improve or change the color of many gemstones. Know when to seek help from a professional gemologist or lab. Become more professional in your business or hobby.
Author : Antoinette Leonard Matlins
Publisher : Gemstone Press
Page : 372 pages
File Size : 21,43 MB
Release : 1997
Category : Antiques & Collectibles
ISBN :
An easy-to-use book that shows how anyone can learn to identify most of the gems and synthetics found in the marketplace. This practical book is essential reading for collectors, dealers, or students alike on how to avoid costly mistakes and recognize profitable opportunities.
Author : Walter Schumann
Publisher : Sterling Publishing (NY)
Page : 266 pages
File Size : 14,44 MB
Release : 1977
Category : Juvenile Nonfiction
ISBN :
Describes the appearance, formation, physical properties and characteristics, mining, and cutting of precious, semiprecious, and synthetic gemstones.
Author : Cornelius S. Hurlbut
Publisher :
Page : 304 pages
File Size : 15,62 MB
Release : 1979
Category : Science
ISBN :
A concise, systematic, yet comprehensive ``textbook'' treatment of the science. Examines origin, chemistry, crystallography, physical properties, and optical properties of gemstones, and discusses methods and instruments used to determine these properties. Highlights recent advances and important contributions; explores new methods of study and determination, crystal structures, causes of color, new gem minerals, new methods of gem synthesis, manufactured gems, chemical compounds used as substitutes, and imitations and simulations. Includes 12 full color plates, 350 halftones and line drawings, and a Gem Index that lists commonly sought characteristics along with page number references.
Author : Cally Oldershaw
Publisher : Firefly Books
Page : 228 pages
File Size : 22,84 MB
Release : 2003
Category : Crafts & Hobbies
ISBN : 9781552978146
A guide to the identification, structure, and uses of precious and semi-precious stones, novelty stones, agates, and crystals.
Author : Keith Wallis (F.G.A.)
Publisher : Acc Art Books
Page : 0 pages
File Size : 44,80 MB
Release : 2011
Category : Precious gemstones
ISBN : 9781851496303
As well as diamonds, emeralds, rubies and sapphires, over 100 gems are featured, with full descriptions, technical details, and tips on how to check for fakes; illustrated throughout with fabulous color photographs to make identification easier.
Author : Walter Schumann
Publisher : N. A. G. Press
Page : 279 pages
File Size : 18,13 MB
Release : 2001
Category : Precious stones
ISBN : 9780719803017
A comprehensive manual of the world's gemstones and includes more than 1,400 examples. Opposite each illustration, this text provides a description of the particular stone, including details of the properties and chemical composition which makes the stone unique. It also gives information on location of major deposits, and alternative names.
Author : Cally Hall
Publisher : National Geographic Books
Page : 0 pages
File Size : 44,6 MB
Release : 2021-08-17
Category : Nature
ISBN : 0744020557
Unearth a treasure trove of knowledge on over 130 gemstones from around the world. Learn how gemstones are formed and how to recognize them by their unique qualities and colors. It’s a wonderful book for beginners, students and gemstone-enthusiasts that includes the latest scientific research and specimen classification. Handbook of Gemstones is filled with all you need to know about the fascinating world of gemstones — cut and uncut stones, organic gemstones and precious metals. Inside, you’ll find: • Fast facts for quick reference, including chemical composition, hardness, gravity, luster and reflective value. • Photo close-ups of key details and highlights of distinguishing features. • Illustrations of faceting and shapes popular for each gemstone. • A detailed introduction to everything a beginner gemologist needs to know, including how gemstones form, the different properties, crystal shapes, faceting and the history of gems. Everything you ever wanted to know about gems Delve into the one-of-a-kind characteristics, colors and attributes of more than 130 gemstones with this compact visual guide. For easy classification, each stone’s entry includes annotated photographs to highlight distinguishing features and concise details about the attributes of gems. Designed for beginners and experienced collectors alike, this gemology book explores what gemstones are, how they are classified and how to identify them by their physical and optical properties. It also shows you how they were fashioned and imitated throughout history. Learn the differences between varieties of cut and uncut stones, organic gemstones and precious metals. It includes a glossary for many more technical and scientific terms, and over 800 high-quality photos of gems, making it the ideal gift for any budding gemologist! Love what you’re seeing? Check out other titles in the series! The DK Handbook series is an incredible collection of titles that fascinate curious minds. Other books include Rocks and Minerals, Dinosaurs, and Prehistoric Life, and Stars and Planets.