Circus Star: Faceting Design Diagram

Detailed information and guide on Faceting Designs. A Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "Circus Star"


Tourmaline (Achroite, Dravite, Rubellite, Indicolite, Verdelite, Siberite)

Circus Star Jeff Graham Facet Design 1Circus Star Jeff Graham Facet Design 2

Circus Star (DOME12.JRG)
By Jeff R. Graham
Copyright 2007
87.7% Light Return
Angles for R.I. = 1.62
73 facets + 8 facets on girdle = 81
8-fold symmetry
96 index
L/W = 1.000 T/W = 0.321 T/L = 0.321 P/W = 0.415
C/W = 0.350 H/W = (P+C)/W+0.02 = 0.785 P/H = 0.529 C/H = 0.446 Vol./W^3 = 0.310



Addition # 13 - Cut in refractive indexes 1.62 to 2.14 with no changes. This is designed for lightly saturated rough and works best in pastel colors. I designed this for nodule shaped material.

Circus Star Jeff Graham Facet Design 3

Detailed faceting instructions by Jeff Graham available at The Rock Peddler

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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