Faceting Design Diagram: 9 Floating Rose – Quartz – Citrine, Amethyst, Ametrine, Smokey, Rose


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

9 Floating Rose Jeff Graham Facet Design 1 9 Floating Rose Jeff Graham Facet Design 2

9 Floating Rose (DOME19.JRG)
By Jeff R. Graham
Copyright 2007
85.3% Light Return
Angles for R.I. = 1.54
64 facets + 9 facets on girdle = 73
9-fold, mirror-image symmetry
72 index
L/W = 1.015 T/W = 0.248 T/L = 0.245 P/W = 0.421 C/W = 0.297
H/W = (P+C)/W+0.02 = 0.738 P/H = 0.571 C/H = 0.402
Vol./W^3 = 0.261

Addition # 13 – Cut in refractive indexes 1.54 to 2.14 with no changes. This is nine sided and may take a special setting. It is designed for light to medium saturatedmaterial and has a very interesting flash pattern.

9 Floating Rose Jeff Graham Facet Design 3

Detailed faceting instructions by Jeff Graham available at The Rock Peddler

Gram Faceting Archive of Information
This edited version of an article by the late Jeff Graham is part of a special archived informational series from Gram Faceting. Used with permission.