Styled "X": 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 "Styled "X" ".0
XTourmaline (Achroite, Dravite, Rubellite, Indicolite, Verdelite, Siberite)
Styled "X" (TLINE31.JRG)
By Jeff R. Graham
75% Light Return
Angles for R.I. = 1.62
49 facets + 8 facets on girdle = 57
2-fold, mirror-image symmetry
L/W = 1.330 T/W = 0.869 T/L = 0.653
P/W = 0.479 C/W = 0.220
H/W = (P+C)/W+0.02 = 0.719
P/H = 0.666 C/H = 0.306
Vol./W^3 = 0.442
Addition # 2 - Roughing in the table before cutting the C7 facets helps when cutting. The girdle and P1-P8 can be cut in another order(Preform) if you want. The reflection is higher than it ray traced, light to med material, 1- 12cts. Cut in refractive indexes 1.62 to 1.76 with no changes.
Random - Cosine - ISO
Detailed faceting instructions by Jeff Graham available at The Rock Peddler
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