Spokes: Faceting Design Diagram
Successful tips, details and guide on Faceting Designs. A Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "Spokes".
Tourmaline (Achroite, Dravite, Rubellite, Indicolite, Verdelite, Siberite)
By Jeff R. Graham
93.2% Light Return
Angles for R.I. = 1.62
49 facets + 12 facets on girdle = 61
6-fold, mirror-image symmetry
L/W = 1.059 T/W = 0.327 T/L = 0.308
P/W = 0.447 C/W = 0.179
H/W = (P+C)/W+0.02 = 0.646
P/H = 0.692 C/H = 0.277
Vol./W^3 = 0.220
Random - Cosine - ISO
Detailed faceting instructions by Jeff Graham available at The Rock Peddler
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