{"product_id":"refractometers-made-easy-antoinette-matlins-9780990415237","title":"Refractometers Made Easy: The Right-Way Guide to Using Gem Identification Tools","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.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Antoinette Matlins\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 0990415236\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9780990415237\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Gemstone Press\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 06\/17\/2014\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 26\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.12lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.00h x 6.00w x 0.06d","brand":"Antoinette Matlins","offers":[{"title":"Paperback","offer_id":44045697483007,"sku":"9780990415237","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_1c1feb17-95d0-4026-96e1-e5177977aece.jpg?v=1684980217","url":"https:\/\/www.whiterainbookhouse.com\/products\/refractometers-made-easy-antoinette-matlins-9780990415237","provider":"WR Book House","version":"1.0","type":"link"}