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

Twirl (BEAD7.JRG)
By Jeff R. Graham
Copyright 2007
Angles for R.I. = 1.54
96 facets + 8 facets on girdle = 104
8-fold symmetry
96 index
L/W = 1.000
P/W = 0.968 C/W = 0.967
H/W = (P+C)/W+0.02 = 1.955
P/H = 0.495 C/H = 0.495
Vol./W^3 = 0.796

 

Addition # 14 - This is a very nice long bead. It works well in about any material. Note that the crown and pavilion are the same. A table can be cut at C6, P6, but I usually do not bother. Just use a ball burr and concave the ends slightly so that a bead spacer will fit in and protect the ends.

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