Merger: Faceting Design Diagram
Successful tips, details and guide on Faceting Designs. A Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "Merger".
Sunstone (Feldspar, Bytonite, Labradorite, Spectrolite, Orthoclase)
Merger (SUN12.JRG)
By Jeff R. Graham
Copyright 2006
93.5% Light Return
Angles for R.I. = 1.54
33 facets + 4 facets on girdle = 37
4-fold, mirror-image symmetry
96 index
L/W = 1.000 T/W = 0.519 T/L = 0.519 P/W = 0.466
C/W = 0.162 H/W = (P+C)/W+0.02 = 0.649 P/H = 0.719 C/H = 0.250 Vol./W^3 = 0.293
PAVILION
CROWN
Addition # 11 - Cut in refractive indexes 1.54 to 2.14 with no changes. This is not hard to cut and finishes a very bright stone. The Crown step can be adjusted to fit your rough, deeper is better. This works well in Garnets too.
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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