Britt’s Antique: Faceting Design Diagram
Successful tips and guide on Faceting Designs. A Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "Britt's Antique"
Britt's Antique (CHECK47.JRG)
By Jeff R. Graham
86.8% Light Return
Angles for R.I. = 1.54
59 facets + 8 facets on girdle = 67
4-fold, mirror-image symmetry
L/W = 1.000 T/W = 0.427
T/L = 0.427 P/W = 0.474 C/W = 0.177
H/W = (P+C)/W+0.02 = 0.671
P/H = 0.707 C/H = 0.264
Vol./W^3 = 0.238
Addition # 8 - Cut in refractive indexes 1.54 to 2.14 with no changes. This is nice and fairly fast to cut. It works well in light to medium saturated material. This is great in light colored Garnets like Mali.
Random - Cosine - ISO
Detailed faceting instructions by Jeff Graham available at The Rock Peddler
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