Keen Glitter: Faceting Design Diagram
Successful tips and guide on Faceting Designs. A Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "Keen Glitter".
Keen Glitter (MC119.JRG)
By Jeff R. Graham
83% Light Return
Angles for R.I. = 1.67
115 facets + 15 facets on girdle = 130
3-fold, mirror-image symmetry
L/W = 1.030 T/W = 0.360 T/L = 0.350 P/W = 0.482
C/W = 0.204 H/W = (P+C)/W+0.02 = 0.706 P/H = 0.683 C/H = 0.289 Vol./W^3 = 0.266
Addition # 12 - Cut in refractive indexes 1.67 to 2.14 with no changes. This is designed for Peridot and will work well in about any light to medium saturated material. It is not hard to cut and works best in a large stone.
Detailed faceting instructions by Jeff Graham available at The Rock Peddler
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