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" ".


XTourmaline (Achroite, Dravite, Rubellite, Indicolite, Verdelite, Siberite)

Styled "X" (TLINE31.JRG)
By Jeff R. Graham
Copyright 1995
75% Light Return
Angles for R.I. = 1.62
49 facets + 8 facets on girdle = 57
2-fold, mirror-image symmetry
96 index
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

Jeff R. Graham

The late Jeff Graham was a prolific faceter, creator of many original faceting designs, and the author of several highly-regarded instructional faceting books such as Gram Faceting Designs.

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