Foxy: Faceting Design Diagram
Successful tips and guide on Faceting Designs. A Faceting Design Diagram by Jeff R. Graham that presents various cuts, this design is called "Foxy".
Tourmaline (Achroite, Dravite, Rubellite, Indicolite, Verdelite, Siberite)
By Jeff R. Graham
90.7% Light Return
Angles for R.I. = 1.62
53 facets + 8 facets on girdle = 61
4-fold, mirror-image symmetry
L/W = 1.000 T/W = 0.196 T/L = 0.196
P/W = 0.449 C/W = 0.195
H/W = (P+C)/W+0.02 = 0.664
P/H = 0.676 C/H = 0.294
Vol./W^3 = 0.257
Addition # 6 - This design is very bright and works well in refractive indexes 1.62 to 1.93 with no changes. I like this design in about any material.
Random - Cosine - ISO
Detailed faceting instructions by Jeff Graham available at The Rock Peddler
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