Testing the Colour of Gemstones - A Collection of Historical Articles on the Dichroscope, Filters, Lenses and Other Aspects of Gem Testing PDF Download
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Author: Various Authors
Publisher: Read Books Ltd
ISBN: 1473390575
Category : Science
Languages : en
Pages : 42
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Book Description
This book contains classic material dating back to the 1900s and before. The content has been carefully selected for its interest and relevance to a modern audience. Carefully selecting the best articles from our collection we have compiled a series of historical and informative publications on the subjects of gemology and crystallography. The titles in this range include "Gemstone Manufacturing" "The Optical Properties of Gemstones and Crystals" "The Thirty-Two Classes of Crystal Symmetry" and many more. Each publication has been professionally curated and includes all details on the original source material. This particular instalment, "Testing the Colour of Gemstones" contains information on the dichroscope, filters, lenses and much more. Intended to illustrate the main aspects of colour testing it is a comprehensive guide for anyone wishing to obtain a general knowledge of the subject and to understand the field in its historical context. We are republishing these classic works in affordable, high quality, modern editions, using the original text and artwork.
Author: Various Authors
Publisher: Read Books Ltd
ISBN: 1473390575
Category : Science
Languages : en
Pages : 42
Get Book
Book Description
This book contains classic material dating back to the 1900s and before. The content has been carefully selected for its interest and relevance to a modern audience. Carefully selecting the best articles from our collection we have compiled a series of historical and informative publications on the subjects of gemology and crystallography. The titles in this range include "Gemstone Manufacturing" "The Optical Properties of Gemstones and Crystals" "The Thirty-Two Classes of Crystal Symmetry" and many more. Each publication has been professionally curated and includes all details on the original source material. This particular instalment, "Testing the Colour of Gemstones" contains information on the dichroscope, filters, lenses and much more. Intended to illustrate the main aspects of colour testing it is a comprehensive guide for anyone wishing to obtain a general knowledge of the subject and to understand the field in its historical context. We are republishing these classic works in affordable, high quality, modern editions, using the original text and artwork.
Author: Basil William Anderson
Publisher:
ISBN:
Category : Gems
Languages : en
Pages : 262
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Book Description
Author: Various
Publisher: Oswald Press
ISBN: 9781447420491
Category : Science
Languages : en
Pages : 66
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Book Description
This book contains classic material dating back to the 1900s and before. The content has been carefully selected for its interest and relevance to a modern audience. Carefully selecting the best articles from our collection we have compiled a series of historical and informative publications on the subjects of gemology and crystallography. The titles in this range include "Gemstone Manufacturing" "Geometrical Characters of Crystals" "The Thirty-Two Classes of Crystal Symmetry" and many more. Each publication has been professionally curated and includes all details on the original source material. This particular instalment, "The Specific Gravity of Gemstones" contains information on gemstone testing. Intended to illustrate the main tests for specific gravity it is a guide for anyone wishing to obtain a general knowledge of the subject and to understand the field in its historical context. We are republishing these classic works in affordable, high quality, modern editions, using the original text and artwork.
Author: Robert Webster
Publisher: Read Books Ltd
ISBN: 1447498844
Category : History
Languages : en
Pages : 194
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Book Description
Here will be found a shortened but complete course in gemmology, following the traditional lines adopted in teaching students at Chelsea Polytechnic in preparation for the Gemmological Association Examinations. This book contains classic material dating back to the 1900s and before. The content has been carefully selected for its interest and relevance to a modern audience.
Author: Antoinette Matlins
Publisher: Turner Publishing Company
ISBN: 0943763991
Category : Antiques & Collectibles
Languages : en
Pages : 53
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Book Description
Explains in non-technical terms how to use the SSEF Diamond-Type Spotter and SSEF Blue Diamond Tester to identify diamonds, and how to separate natural diamonds from imitations, treated diamonds, synthetics, and look-alikes. The approach is direct and practical, and its style is easy to understand. With this highly accessible guide booklet, anyone can begin to master gem identification using the SSEF Diamond-Type Spotter and SSEF Blue Diamond Tester.
Author:
Publisher:
ISBN:
Category : Gemology
Languages : en
Pages : 296
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Book Description
Author: Antoinette Matlins
Publisher: Turner Publishing Company
ISBN: 0943763983
Category : Antiques & Collectibles
Languages : en
Pages : 45
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Book Description
Explains in non-technical terms how to use the refractometer to identify diamonds and colored gems, and how to separate natural gems from imitations, treated gemstones, synthetics, and look-alikes. The approach is direct and practical, and its style is easy to understand. With this highly accessible guide booklet, anyone can begin to master gem identification using the refractometer.
Author: Basil William Anderson
Publisher: NAG Press
ISBN:
Category : Absorption spectra
Languages : en
Pages : 280
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Book Description
Until 1933, the refractometer and the microscope were the two principal tools in gem testing. Then, B W Anderson introduced the hand spectroscope which quickly became the third vital instrument for the UK gemmologist. This book talks about the importance of this instrument. It is suitable for those involved in the identification of gemstones.
Author: Joel E. Arem
Publisher: Van Nostrand Reinhold Company
ISBN: 9780442203337
Category : Precious stones
Languages : en
Pages : 147
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Book Description
Author: Joel E. Arem
Publisher:
ISBN: 9780412989117
Category : Science
Languages : en
Pages : 248
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Book Description
Provides information on all known gemstone species and varieties, discussing physical properties, occurrence, chemistry, availability, rarity, and market potential, and includes complete data on synthetic gems
