Quartz (Amethyst, Citrine, Ametrine, Smokey, Rose)

Floating Rose (DOME18.JRG)
By Jeff R. Graham
Copyright 2007
87.0% Light Return
Angles for R.I. = 1.54
81 facets + 10 facets on girdle = 91
10-fold, mirror-image symmetry
80 index
L/W = 1.051 T/W = 0.229 T/L = 0.218 P/W = 0.435 C/W = 0.243
H/W = (P+C)/W+0.02 = 0.698 P/H = 0.623 C/H = 0.349
Vol./W^3 = 0.249

Addition # 13 - Cut in refractive indexes 1.54 to 2.14 with no changes. This is designed for light to medium ly saturated materials. This is not hard to cut and makes an very nice stone.

 

 

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