24 Rose: Faceting Design Diagram
Detailed information and guide on Faceting Designs. A Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "24 Rose".
Tourmaline (Achroite, Dravite, Rubellite, Indicolite, Verdelite, Siberite)
24 Rose (DOME29.JRG)
By Jeff R. Graham
81.9% Light Return
Angles for R.I. = 1.62
129 facets + 24 facets on girdle = 153
12-fold, mirror-image symmetry
L/W = 1.000 T/W = 0.299 T/L = 0.299 P/W = 0.405 C/W = 0.277
H/W = (P+C)/W+0.02 = 0.702 P/H = 0.577 C/H = 0.395
Vol./W^3 = 0.251
Addition # 13 - Cut in refractive indexes 1.62 to 2.14 with no changes. This is designed for pale to light saturated material and works well in about any color. I like it in pink Tourmaline. This is not hard to cut.
Detailed faceting instructions by Jeff Graham available at The Rock Peddler
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