Faceting Design Diagram: Tut's Glitter - Peridot


Successful tips and guide on Faceting Designs. A Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "Tut's Glitter".

0

Peridot

Tuts Glitter Jeff Graham Facet DesignTuts Glitter Jeff Graham Facet Design

 

Tut's Glitter (MC124.JRG)
By Jeff R. Graham
Copyright 2006
70.2% Light Return
Angles for R.I. = 1.67
94 facets + 6 facets on girdle = 100
3-fold, mirror-image symmetry
96 index
L/W = 1.155 T/W = 0.287 T/L = 0.248 P/W = 0.517
C/W = 0.291 H/W = (P+C)/W+0.02 = 0.828 P/H = 0.625 C/H = 0.351 Vol./W^3 = 0.320

PAVILION

CROWN

Addition # 12 - Cut in refractive indexes 1.67 to 2.14 with no changes. This is very nice and works best in light saturations. It is designed for Peridot, but works well in light Garnets, Sapphires, and Zircons.

Tuts Glitter Jeff Graham Facet Design

 

Detailed faceting instructions by Jeff Graham available at The Rock Peddler


Jeff R. Graham

The late Jeff Graham was a prolific faceter, creator of many original faceting designs, and the author of several highly-regarded instructional faceting books such as Gram Faceting Designs.

Never Stop Learning

When you join the IGS community, you get trusted diamond & gemstone information when you need it.

Become a Member

Get Gemology Insights

Get started with the International Gem Society’s free guide to gemstone identification. Join our weekly newsletter & get a free copy of the Gem ID Checklist!