Kirjahaku

The beauty and sparkle and mystique of diamonds is unmatched by that of any other gem in the world. Since early times, diamonds have been treasured as good luck charms, remarkable tools and status symbols and have been worn, collected and presented as lavish gifts. Today, diamonds remain among the most sought-after gemstones and continue to hold their value through good times and bad. In Diamonds, author Renée Newman, a graduate gemologist and author of many trade-level handbooks on gemstones, invites the reader on a journey into the fascinating world of diamonds. This lavishly illustrated guide — which features hundreds of photos, maps and diagrams — covers everything from mining, cutting and evaluating diamonds to the romantic histories of some of the world’s most valuable stones. Diamonds includes chapters on: ; What a diamond is — its significance from antiquity to the present day and what it represents from different perspectives ; The process and history of mining diamonds — the locations (both modern and historical) as well as the techniques used to mine diamonds ; The evolution of diamond cutting — how a diamond is processed and what are the key cuts and shapes to know ; Diamond jewellery through the ages — how diamonds have been used in jewellery from pre-Georgian times to today ; Evaluating and pricing diamonds — how diamonds are priced based on their many value factors, such as colour, carat weight, cut, clarity, and so on ; Man-made diamonds ; The remarkable benefits of diamonds. As beautiful as they are precious and as useful as they are decorative, diamonds continue to fascinate and allure. Diamonds will be a welcome guide for anyone who has felt the romance and power of these fascinating gems. It will also be a useful resource for professionals in the jewellery trade.

The perfect pocket-sized companion for those travelling and thinking about purchasing jewellery or stones. Renee Newman, author of the highly respected gem and jewellery guides including 'Diamond Ring Buying Guide' and 'Gold and Platinum Jewelry Buying Guide', has written a concise buying guide covering gems, gold and platinum that's a perfect handy reference. Here is important information on how to select jewellers and appraisers; a chapter on notable gem sources and which countries are noted for specific gems; information on coral, ivory and amber; precautions one must take when buying from an unfamiliar source; and customs regulations, duties and how to use lab reports. This guide will become an indispensable resource that will be used time and time again.

Written for professionals, and lay people, this handbook outlines the benefits and drawbacks of the various setting styles, mountings, chains, and metals such as gold, silver, platinum, palladium, titanium, stainless steel and tungsten. It also provides information and colour photographs on gemstones, birthstones, and fineness marks.

This is a full-colour guide to identifying and evaluating alexandrite, andalusite, chrysoberyl, cat's-eye, kyanite, sillimanite, common opal, fire opal, dinosaur gembone, tsavorite, rhodolite, spessartine, demantoid, malaya, grossular, and other garnets. This is the second in a series of books that explores the history, lore, properties, qualities and geographic sources of lesser-known gems. The book shows you with close-up photos how to make visual judgements about clarity, transparency, colour, cut quality and brilliance. It also provides tips on gem care and on detecting imitations and gem treatments. The healing and metaphysical properties of the gems are also addressed. Written for both consumers and professionals, it's easy to read, well-organised, packed with professional colour photographs and full of fascinating information.

This guide provides concise, interesting and practical details on uncommon gems that are now being used by designers to create distinctive jewelry. It not only lists the identification properties of the gems, but tells you where they are found, how they are used, why they are unique, how they are priced, and how to care for them. High quality photos show the different colors, cutting styles and varieties of each gem and give you ideas on how each can be used creatively in jewelry. Written in a succinct, user-friendly style, this is a companion book to Newman's "Gemstone Buying Guide" and an ideal reference for jewelers, sales associates, appraisers, gem collectors, gemology students, gem dealers and consumers.The following gems are discussed and illustrated in Rare Gemstones: amblygonite, andalusite, apatite, aragonite, axinite, azurite, benitoite, bixbite, brazilianite, bronzite, calcite, cobaltocalcite, charoite, chrysocolla, cuprite, danburite, diaspore, diopside, dumortierite, enstatite, epidote, fluorite, gaspeite, hauyne, hematite, hemimorphite, howlite, idocrase, jeremejevite, kornerupine, kyanite, larimar, lepidolite, magnesite, marcasite, maw-sit-sit, moldavite, obsidian, pectolite, phenakite, phosphosiderite, prehnite, psilomelane, pyrite, red beryl, rhodochrosite, rhodonite, scapolite, scheelite, seraphinite, serpentine, sodalite, sillimanite, smithsonite, sphalerite, sphene, sugilite, taaffeite, titanite, tugtupite, unakite, variscite, vesuvianite and zultanite.