Mixed up Square : 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 "Mixed Up Square".
Garnet (Pyrope, Rhodolite, Almandine, Spessartite, Grossular, Demantoid, Tsavorite)
Mixed up Square (GNETP15.JRG)
By Jeff R. Graham
Copyright 1994
81.3% Light Return
Angles for R.I. = 1.73
41 facets + 4 facets on girdle = 45
4-fold symmetry
96 index
L/W = 1.000 T/W = 0.400 T/L = 0.400
P/W = 0.432 C/W = 0.208
H/W = (P+C)/W+0.02 = 0.661
P/H = 0.654 C/H = 0.315
Vol./W^3 = 0.311
Gram Book 1 - This design cuts fast and is easy meet point even if it looks like it might be hard. It has a nice large random flash with an unusual look to it. Light to medium material, 1-12cts. This works in man-made Sapphire and Spinel…
Random - Cosine - ISO
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.
Related Articles
Garnet Value, Price, and Jewelry Information
Mined in America: Top Spots for Gem Hunting in the US
Trapiche Gems: An Introduction
Identifying Garnets Simplified
Latest Articles
800 Years of Mogok: A Celebration in Tenuous Times
What is the Average Gemstone Faceting Yield?
Pyroxmangite Value, Price, and Jewelry Information
How to Identify Emerald Simulants and Synthetics
Never Stop Learning
When you join the IGS community, you get trusted diamond & gemstone information when you need it.
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!