Quartz Shield: 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 "Quartz Shield".
Quartz (Amethyst, Citrine, Ametrine, Smokey, Rose)
Quartz Shield (MC38.JRG)
By Jeff R. Graham
Copyright 1999
82.8% Light Return
Angles for R.I. = 1.54
44 facets + 10 facets on girdle = 54
1-fold, mirror-image symmetry
96 index
L/W = 1.000 T/W = 0.507 T/L = 0.507
P/W = 0.426 C/W = 0.191
H/W = (P+C)/W+0.02 = 0.637
P/H = 0.668 C/H = 0.300
Vol./W^3 = 0.232
Addition # 4 - This is fairly easy to cut and has a nice flash. It is designed to be used with other stones in a set, but still be easy to set in jewelry. Cut in about any color material, 1cts+. Works in Tourmaline, Topaz and Peridot.
Random - Cosine - ISO
Detailed faceting instructions by Jeff Graham available at The Rock Peddler
