Jot: Faceting Design Diagram
Successful tips, details, and guide on Faceting Designs. A Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "Jot".0
By Jeff R. Graham
83.8% Light Return
Angles for R.I. = 1.54
46 facets + 9 facets on girdle = 55
3-fold, mirror-image symmetry
L/W = 1.065 T/W = 0.586 T/L = 0.550 P/W = 0.495
C/W = 0.193 H/W = (P+C)/W+0.02 = 0.709 P/H = 0.699 C/H = 0.273 Vol./W^3 = 0.273
Addition # 11 - Cut in refractive indexes 1.54 to 2.14 with no changes. This is designed for light to medium colored rough and works well in Beryl. Note: The corners are variable and basically cut them in to match the diagram. This is not hard to cut, but be careful when cutting the crown to make the steps accurate.
Detailed faceting instructions by Jeff Graham available at The Rock Peddler
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