Rough Gemstone Identification Chart Pdf. Crystal identifier rough gemstone identification chart pdf. To give you the opportunity to learn more about the subjects you are studying and enrich your gemological knowledge a list of GG articles relevant to each Gem Identification assignment is provided below.
The evaluation of gem quality to developments in gem production market sources and more. Natural gemstones A natural gemstone is a mineral stone or organic matter that can be cut and polished or otherwise treated for use as jewelry or other ornament. Rough Gemstone Identification Chart Pdf.
Determine the color luster.
VVS 1 VVS 2 VS 1 VS 2 SI 1 SI 2 I 1 I 2 I 3 CARAT COLOR D - F Colorless G - J Near Colorless K - M Slightly Tinted N - R Very Light S - Z Light CUT Total Depth Crown Table Width Angle Pavilion Angle Girdle Diameter Crown Height. Gemstones Searching for gemstones in the United States is a popular recreational activity for collectors and hobbyists Cover. This PDF file includes. Rock Mineral and Gemstone identification cards.