Faceting Design Diagram: Purdy – Quartz – Citrine, Amethyst, Ametrine, Smokey, Rose


Quartz (Amethyst, Citrine, Ametrine, Smokey, Rose)

Purdy Jeff Graham Facet Design1 Purdy Jeff Graham Facet Design2

Purdy (BEAD30.JRG)
By Jeff R. Graham
Copyright 2007
Angles for R.I. = 1.54
192 facets
16-fold, mirror-image symmetry
96 index
L/W = 1.000
H/W = 1.405
Vol./W^3 = 0.561

 

Addition # 14 – NOTE: A temporary girdle can be cut using the P1 settings. This is best cut in a medium to large sized bead using lightly saturated material.

Detailed faceting instructions by Jeff Graham available at The Rock Peddler

Gram Faceting Archive of Information
This edited version of an article by the late Jeff Graham is part of a special archived informational series from Gram Faceting. Used with permission.