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WebGold Test Acid Kit 10K 14K 18K Silver with 2" x 2" Testing Stone Karat Value Purity Jewelry Scrap Precious Metal. 3.7 3.7 out of 5 stars (10) $19.95 $ 19. 95. FREE delivery Apr 13 - 14 . Or fastest delivery Wed, Apr 12 . Small Business. Small Business. Shop products from small business brands sold in Amazon’s store. Discover more about the ... WebJul 20, 2015 · Assay: A test that determines metal content and quality Bullion: Precious metals in a bulk, uncoined form such as gold bars, considered in mass rather than value Carat: Not to be confused with "karat" in North America, a carat is a unit of weight used for precious stones. One carat is equal to 200 milligrams. Outside of North America, carat is … have you ever sing the rain cifra
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