Afghan Ice: 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 "Afghan Ice"


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

Afghan Ice Jeff Graham Facet Design 1

Afghan Ice Jeff Graham Facet Design 2

Afghan Ice (DOME23.JRG)
By Jeff R. Graham
Copyright 2007
75.4% Light Return
Angles for R.I. = 1.62
73 facets + 8 facets on girdle = 81
8-fold, mirror-image symmetry
96 index
L/W = 1.000 T/W = 0.329 T/L = 0.329 P/W = 0.438 C/W = 0.326
H/W = (P+C)/W+0.02 = 0.785 P/H = 0.559 C/H = 0.416
Vol./W^3 = 0.290



Addition # 13 - Cut this in refractive indexes 1.62 to 2.14 with no changes. This is designed for light to medium saturated materials. It is specifically designed for bubble gum pink rough and to help intensify the color.

Afghan Ice 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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