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

Spinner (BEAD5.JRG)
By Jeff R. Graham
Copyright 2007
Angles for R.I. = 1.54
56 facets + 8 facets on girdle = 64
4-fold, mirror-image symmetry
96 index
L/W = 1.000
P/W = 0.349 C/W = 0.349
H/W = (P+C)/W+0.02 = 0.718
P/H = 0.486 C/H = 0.486
Vol./W^3 = 0.255

 

Addition # 14 - This is designed for facet grade gemstone, but will work in about any material. It makes a very pretty bead cut in most any quartz.

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