Scanner: 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 "Scanner"


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

Jeff Graham Facet Design

 Jeff Graham Facet Design

Scanner (MIR58.JRG)
By Jeff R. Graham
Copyright 2005
87.8% Light Return
Angles for R.I. = 1.62
49 facets + 8 facets on girdle = 57
4-fold, mirror-image symmetry
72 index
L/W = 1.000 T/W = 0.363 T/L = 0.363 P/W = 0.421
C/W = 0.221 H/W = (P+C)/W+0.02 = 0.662 P/H = 0.636 C/H = 0.334 Vol./W^3 = 0.246



Addition # 10 - This cuts a little harder than it may look, especially if the stone is small. The C3,C4 tiers are delicate. This works well in light to medium saturated materials. Cut in refractive indexes 1.62 to 2.14 with no changes.

 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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