The Effects of Indexed Upper Half Facets Peter Yantzer, CG American Gem Society Laboratories Gemstone cutters can tilt or ‘index’ the upper half ( or upper girdle ) facets. This indexing produces different amounts of

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Date: 2007-04-15 19:36:50 Manufacturing Matter Brilliant Girdle Facet Hearts and arrows Diamond cut Diamond Gemstones Chemistry		The Effects of Indexed Upper Half Facets Peter Yantzer, CG American Gem Society Laboratories Gemstone cutters can tilt or ‘index’ the upper half ( or upper girdle ) facets. This indexing produces different amounts of Add to Reading List Source URL: www.agslab.com Download Document from Source Website File Size: 897,69 KB Share Document on Facebook

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