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


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

Circus Swirl Jeff Graham Facet Design 1 Circus Swirl Jeff Graham Facet Design 2

Circus Swirl (DOME13.JRG)
By Jeff R. Graham
Copyright 2007
80.7% Light Return
Angles for R.I. = 1.54
57 facets + 8 facets on girdle = 65
8-fold symmetry
96 index
L/W = 1.000 T/W = 0.211 T/L = 0.211 P/W = 0.435
C/W = 0.369 H/W = (P+C)/W+0.02 = 0.824 P/H = 0.528 C/H = 0.448 Vol./W^3 = 0.313

Addition # 13 – Cut in refractive indexes 1.54 to 2.14 with no changes. This is designed for Amethyst and Citrine and works well in light to medium saturated material. This is not hard to cut.

Circus Swirl Jeff Graham Facet Design 3

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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