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Diamond Essentials GEM 130 Questionnaire Study Guide CORRECT!!
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Diamond Essentials GEM 130 QuestiDiamond Essentials GEM 130 Questionnaire Study Guide CORRECT!! (A1) A gemstone's resistance to scratching is known as its... - - hardness (A1) The small, flat, polished surfaces on a finished diamond are called: - - facets (A1) Diamond is composed pri...
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