Pink Ghost: Faceting Design Diagram
Successful tips,details and guide on Faceting Designs. Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "Pink Ghost"
Tourmaline (Achroite, Dravite, Rubellite, Indicolite, Verdelite, Siberite)
Pink Ghost (DOME28.JRG)
By Jeff R. Graham
Copyright 2007
76.7% Light Return
Angles for R.I. = 1.62
109 facets + 12 facets on girdle = 121
12-fold, mirror-image symmetry
96 index
L/W = 1.000 T/W = 0.288 T/L = 0.288 P/W = 0.419 C/W = 0.369
H/W = (P+C)/W+0.02 = 0.808 P/H = 0.519 C/H = 0.456
Vol./W^3 = 0.304
PAVILION
CROWN
Addition # 13 - Cut in refractive indexes 1.62 to 2.14 with no changes. This is designed for pale to light colored material. This design will help improve color as well as dispersion. This is not hard to cut and works well in about any material.
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
Tourmaline Gem, Price, and Jewelry Information
A Look at African Paraíba Tourmaline Rough
Blue Tourmaline (Indicolite) Buying Guide
Faceting Survey Results – Polishing – Tourmaline
Latest Articles
Table of Refractive Indices and Double Refraction of Selected Gems
Red Gemstones: Ruby, Spinel, Garnet, and Other Great Picks for Jewelry
Jadeite Value, Price, and Jewelry Information
Tips for Cutting and Polishing Halite
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!