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Gemstones Of The World

Gemstones of the World PDF

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Author: Walter Schumann
Publisher: Sterling Publishing Company, Inc.
ISBN: 9781402768293
Size: 79.99 MB
Format: PDF, Docs
Category : Nature
Languages : en
Pages : 319
View: 3414

Book Description: Provides detailed information regarding the physical characteristics and unique traits of more than 1,800 precious and semiprecious stones, as well as discussing gemstone structure, production, name origin, and symbolism.


Gems Of The World

Gems of the World PDF

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Author: Cally Oldershaw
Publisher: Firefly Books Limited
ISBN: 9781554075393
Size: 62.26 MB
Format: PDF
Category : Crafts & Hobbies
Languages : en
Pages : 256
View: 5245

Book Description: A guide to gems and precious stones covers such topics as gem formation, structural properties, fashioning and cutting, and gem classification.


Gemstones Of The World

Gemstones of the World PDF

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Author: Walter Schumann
Publisher: Sterling Publishing Company, Inc.
ISBN: 9781402740169
Size: 37.58 MB
Format: PDF, ePub, Docs
Category : Nature
Languages : en
Pages : 311
View: 495

Book Description: More than 1,500 full-color illustrations of all types of gemstones and hundreds of semi-precious stones accompany guidelines for identification and classification and articles on mining, cutting, and the properties and characteristics of each, in this newly updated edition.


Philip S Gems Of The World

Philip s Gems of the World PDF

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Author: Cally Oldershaw
Publisher:
ISBN: 9780540090259
Size: 27.10 MB
Format: PDF, Kindle
Category : Precious stones
Languages : en
Pages : 256
View: 5317

Book Description: The first section - 'The World of Gems' - contains information on gem formation, mining, crystal structure, and both the optical and physical properties of gemstones. Other useful topics include the diamond industry, fashioning and cutting, imitation and synthetic stones, and gem enhancement, as well as information on buying gemstsones and diamonds, the history of gems, famous diamonds, and how to care for gems. A colour key is included to help identification, organized by broad colour ranges (yellow to brown, red to pink, blue to violet, green, colourless, white, black and iridescent).The second section - 'Gems of the World' - provides an in-depth description of each gem. Organized by chemical composition and grouped in a logical classification scheme, each gem has its own full-page or double-page entry. As well as the raw crystal, other photos and artworks show the preferred cuts and beautiful examples of jewellery made from the gem.The explanatory text provides information about the conditions under which the gem is formed, where it is mined and its physical properties. It also details the history and folklore attached to each gem, its significance as a jewel, key features to look for, and where the finest examples are found. Each entry is accompanied by a ready-reference fact box featuring key information about the gem, including its refractive index, relative density and hardness rating.A series of maps identify the most important gem locations in the world.Philip's Gems of the World will appeal both to students of gemmology and to the thousands of buyers, dealers and collectors who need an accessible yet comprehensive guide to the world's gemstones.


Gems Of Guidance

Gems of Guidance PDF

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Author:
Publisher: George Ronald
ISBN: 9780853983484
Size: 48.35 MB
Format: PDF, ePub, Mobi
Category : Sacred books
Languages : en
Pages : 118
View: 2559

Book Description:


From Off This World

From Off this World PDF

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Author: Leo Margulies
Publisher:
ISBN:
Size: 35.96 MB
Format: PDF, Mobi
Category : Science fiction
Languages : en
Pages : 430
View: 600

Book Description:


Precious Stones And Gems Of The World

PRECIOUS STONES AND GEMS OF THE WORLD PDF

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Author: khalid selmane fares
Publisher: ART DECORATIF P.P ENTREPRISE
ISBN: 0968877478
Size: 44.82 MB
Format: PDF, ePub, Mobi
Category : Antiques & Collectibles
Languages : en
Pages :
View: 5338

Book Description: This book is a just glimpse from the wonderful world of precious stones and gemstones. It makes identification of individual gem material simple and straightforward. There are many superb photographs combined with informative descriptions for the main gemstones used in jewellery. The term gem and gemstones mean any mineral or organic material used for personal adornment or piece of art because it possesses beauty, durability and rarity. There is over 2600 mineral species only about 100 possess all these characteristics. Silicates compose the largest group of gemstones; oxides and quartz compose the second largest.