Quartz (Amethyst, Citrine, Ametrine, Smokey, Rose)
Shiver (MIR25.JRG) 
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
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