Sun Boon: Faceting Design Diagram


Successful tips, details and guide on Faceting Designs. Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "Sun Boon".

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By Jeff R. Graham, updated on

Sunstone (Feldspar, Bytonite, Labradorite, Spectrolite, Orthoclase)

Sun Boon Jeff Graham Facet Design

Sun Boon Jeff Graham Facet Design

Sun Boon (SUN40.JRG)
By Jeff R. Graham
Copyright 2006
83.5% Light Return
Angles for R.I. = 1.54
21 facets + 8 facets on girdle = 29
2-fold, mirror-image symmetry
96 index
L/W = 1.500 T/W = 1.282 T/L = 0.855 P/W = 0.450
C/W = 0.129 H/W = (P+C)/W+0.02 = 0.599 P/H = 0.752 C/H = 0.215 Vol./W^3 = 0.380

PAVILION

CROWN

Addition # 11 - Cut in refractive indexes 1.54 to 2.14 with no changes. This is designed for thin multi-colored rough and works best in medium to darker saturation. Note: The corners float in and are just cut to look like the diagram, they can vary a little.

Sun Boon Jeff Graham Facet Design

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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