Have One: 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 "Have One".
Sunstone (Feldspar, Bytonite, Labradorite, Spectrolite, Orthoclase)
Have One (SUN29.JRG)
By Jeff R. Graham
Copyright 2006
90.1% Light Return
Angles for R.I. = 1.54
15 facets + 6 facets on girdle = 21
2-fold symmetry
96 index
L/W = 3.000 T/W = 2.314 T/L = 0.771 P/W = 0.454
C/W = 0.147 H/W = (P+C)/W+0.02 = 0.621 P/H = 0.732 C/H = 0.236 Vol./W^3 = 0.830
PAVILION
CROWN
Addition # 11 - Cut in refractive indexes 1.54 to 2.14 with no changes. It seems I always have a piece of rough just about this shape. So here is a design for it. This works well in gold, color, or light shiller.
Detailed faceting instructions by Jeff Graham available at The Rock Peddler
