Tut’s Crystal Glitter: Faceting Design Diagram
Helpful tips and guide on Faceting Designs. Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "Tut's Crystal Glitter"
Tourmaline (Achroite, Dravite, Rubellite, Indicolite, Verdelite, Siberite)
Tut's Crystal Glitter (MC125.JRG)
By Jeff R. Graham
Copyright 2006
73.6% Light Return
Angles for R.I. = 1.62
82 facets + 6 facets on girdle = 88
3-fold, mirror-image symmetry
96 index
L/W = 1.155 T/W = 0.287 T/L = 0.248 P/W = 0.528
C/W = 0.291 H/W = (P+C)/W+0.02 = 0.838 P/H = 0.629 C/H = 0.347 Vol./W^3 = 0.319
PAVILION
CROWN
Addition # 12 - Cut in refractive indexes 1.62 to 2.14 with no changes. This is good for light to medium saturations and I like it in light colored Tourmaline. It is not hard to cut and makes a striking stone.
Detailed faceting instructions by Jeff Graham available at The Rock Peddler
