Dragon's Breath: 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 "Dragon's Breath".0
Tourmaline (Achroite, Dravite, Rubellite, Indicolite, Verdelite, Siberite)
Dragon's Breath (CHECK81.JRG)
By Jeff R. Graham
82.5% Light Return
Angles for R.I. = 1.62
45 facets + 6 facets on girdle = 51
6-fold, mirror-image symmetry
L/W = 1.155 T/W = 0.980 T/L = 0.849
P/W = 0.528 C/W = 0.148
H/W = (P+C)/W+0.02 = 0.696
P/H = 0.759 C/H = 0.212
Vol./W^3 = 0.278
Addition # 8 - Cut in refractive indexes 1.62 to 2.14 with no changes. This one is a little tough to cut and will take some adjusting on the crown depending on the machine and, of course, the cutter. This is nice in about material, but I like it in light to medium saturated material.
Random - Cosine - ISO
Detailed faceting instructions by Jeff Graham available at The Rock Peddler
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