Faceting Design Diagram: Mock Check Squares – Reflector – Quartz – Citrine, Amethyst, Ametrine, Smokey, Rose


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

Mock Check Squares – Reflector (MC41.JRG)Maraba citrine
By Jeff R. Graham
Copyright 1999
90.3% Light Return
Angles for R.I. = 1.54
17 facets + 4 facets on girdle = 21
4-fold, mirror-image symmetry
96 index
L/W = 1.000 T/W = 0.807 T/L = 0.807
P/W = 0.466 C/W = 0.239
H/W = (P+C)/W+0.02 = 0.726
P/H = 0.643 C/H = 0.330
Vol./W^3 = 0.372

Addition # 4 – This cuts very easy, I like it in medium colors, it has a checker flash, believe it or not. I use it a lot for quick earrings in 4mm to 12mm sizes. Make the steps on the crown as even as you can. Works in Tourmaline and Topaz. Cut this in R.I. 1.54 to 1.93 (88.9%) without changes.


Random – Cosine – ISO

Detailed faceting instructions by Jeff Graham available at The Rock Peddler