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


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

Non-Entity Jeff Graham Facet Design

 

Jeff Graham Facet Design

Nonentity (MIR80.JRG)
By Jeff R. Graham
Copyright 2005
87.7% Light Return
Angles for R.I. = 1.54
21 facets + 5 facets on girdle = 26
5-fold symmetry
80 index
L/W = 1.051 T/W = 0.212 T/L = 0.202 P/W = 0.389
C/W = 0.223 H/W = (P+C)/W+0.02 = 0.632 P/H = 0.615 C/H = 0.353 Vol./W^3 = 0.183

 

Addition # 10 – Cut in refractive indexes 1.54 to 2.14 with no changes. This has a cool reflection and works in about any type of rough. I use it for earrings and it is fast and fun to cut.

Jeff Graham Facet Design

Detailed faceting instructions by Jeff Graham available at The Rock Peddler

About the author
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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