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

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

Shiver (MIR25.JRG) Spessertite Garnet cut by Tony Carson
By Jeff R. Graham
Copyright 2004
95.2% Light Return
Angles for R.I. = 1.54
48 facets + 8 facets on girdle = 56
8-fold symmetry
96 index
L/W = 1.000 P/W = 0.435 C/W = 0.167 H/W = (P+C)/W+0.02 = 0.622
P/H = 0.699 C/H = 0.269
Vol./W^3 = 0.205

Addition # 9 – This is just outstanding and a fast easy cut. I like it in any material and it is especially good in Garnets and medium saturated materials. This is great for earrings. This design cuts and sells quickly. Cut in refractive indexes 1.54 to 2.14 with no changes.

Random – Cosine – ISO

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.