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 |
| Publisher | : Read Books Ltd |
| Total Pages | : 45 |
| Release | : 2013-05-31 |
| Genre | : Nature |
| ISBN | : 1473390575 |
Download Testing the Colour of Gemstones - A Collection of Historical Articles on the Dichroscope, Filters, Lenses and Other Aspects of Gem Testing Book in PDF, ePub and Kindle
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 | : B. Anderson |
| Publisher | : Read Books Ltd |
| Total Pages | : 322 |
| Release | : 2011-10-25 |
| Genre | : Nature |
| ISBN | : 1447494652 |
Download Gem Testing Book in PDF, ePub and Kindle
This vintage book contains a complete guide to testing gems and gemstones for purity and authenticity. Complete with a plethora of useful illustrations and all the information a prospective or existing enthusiast might need to know about the subject, this book constitutes an ideal resource for anyone with an interest in lapidary and gem testing. The chapters of this volume include: “How to Use this Book”, “Refractive Index and its Measurements”, “Double Refraction and How to Detect It”, “Colour, Colour Filters and Dichroscope”, “The Specific Gravity of Gem-Stones and How to Measure It”, “Detection of Synthetic and Imitation Stones”, “The Use of the Microscope”, etcetera. This antiquarian book is being republished now in an affordable, modern edition - complete with a specially commissioned new introduction on gemmology.
| Author | : Antoinette Matlins |
| Publisher | : Turner Publishing Company |
| Total Pages | : 41 |
| Release | : 2013-03-07 |
| Genre | : Religion |
| ISBN | : 0943763967 |
Download Dichroscopes Made Easy Book in PDF, ePub and Kindle
Explains in non-technical terms how to use the dichroscope to identify 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 dichroscope.
| Author | : Basil William Anderson |
| Publisher | : |
| Total Pages | : 334 |
| Release | : 1959 |
| Genre | : Nature |
| ISBN | : |
Download Gem Testing Book in PDF, ePub and Kindle
| Author | : Various |
| Publisher | : Oswald Press |
| Total Pages | : 66 |
| Release | : 2011-07-01 |
| Genre | : Science |
| ISBN | : 9781447420491 |
Download The Specific Gravity of Gemstones - A Collection of Historical Articles on Gemstone Testing Book in PDF, ePub and Kindle
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 | : John Mastin |
| Publisher | : DigiCat |
| Total Pages | : 70 |
| Release | : 2022-07-31 |
| Genre | : Fiction |
| ISBN | : |
Download The Chemistry, Properties and Tests of Precious Stones Book in PDF, ePub and Kindle
DigiCat Publishing presents to you this special edition of "The Chemistry, Properties and Tests of Precious Stones" by John Mastin. DigiCat Publishing considers every written word to be a legacy of humankind. Every DigiCat book has been carefully reproduced for republishing in a new modern format. The books are available in print, as well as ebooks. DigiCat hopes you will treat this work with the acknowledgment and passion it deserves as a classic of world literature.
| Author | : Peter G Read |
| Publisher | : Elsevier |
| Total Pages | : 341 |
| Release | : 2013-09-24 |
| Genre | : Science |
| ISBN | : 1483192261 |
Download Gemmological Instruments Book in PDF, ePub and Kindle
Gemmological Instruments deals with the developments in diamond grading equipment and gem testing instruments since the publication of the first edition in 1978. These developments include improvements in the versatility and styling of existing instruments such as the reflectivity meter, the composite spectroscope, and the refractometer. It also addresses the criticisms in the first edition and provides a discussion of the advantages and disadvantages of different gem testing equipment. This book is organized into 16 chapters that describe groundbreaking instruments like the thermal conductivity diamond testers and home-constructed items that while innovative have not yet been commercialized. There are also chapters dealing with microphotography and identification of synthetics and stimulants. This book also provides a listing of gemstone constants and characteristic inclusions in natural and synthetic gemstones. This book will be of interest to people interested in equipment for gem testing and diamond grading.
| Author | : Antoinette Matlins |
| Publisher | : Turner Publishing Company |
| Total Pages | : 45 |
| Release | : 2013-03-07 |
| Genre | : Antiques & Collectibles |
| ISBN | : 0943763983 |
Download Refractometers Made Easy Book in PDF, ePub and Kindle
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 | : Various |
| Publisher | : Trollope Press |
| Total Pages | : 554 |
| Release | : 2011-07-01 |
| Genre | : Science |
| ISBN | : 9781447420385 |
Download The Optical Properties of Gemstones and Crystals - A Collection of Historical Articles on Refraction, Colour, Luminescence and Other Optical Propertie Book in PDF, ePub and Kindle
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 Optical Properties of Gemstones and Crystals" contains information on refraction, colour, luminescence and much more. Intended to illustrate the main aspects of optical properties 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 | : Basil William Anderson |
| Publisher | : NAG Press |
| Total Pages | : 280 |
| Release | : 1998 |
| Genre | : Crafts & Hobbies |
| ISBN | : |
Download The Spectroscope and Gemmology Book in PDF, ePub and Kindle
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.
