Merger: Faceting Design Diagram
Successful tips, details and guide on Faceting Designs. A Faceting Design Diagram by Jeff R. Graham that presents various cuts, this one is called "Merger".
By Jeff R. Graham
93.5% Light Return
Angles for R.I. = 1.54
33 facets + 4 facets on girdle = 37
4-fold, mirror-image symmetry
L/W = 1.000 T/W = 0.519 T/L = 0.519 P/W = 0.466
C/W = 0.162 H/W = (P+C)/W+0.02 = 0.649 P/H = 0.719 C/H = 0.250 Vol./W^3 = 0.293
Addition # 11 - Cut in refractive indexes 1.54 to 2.14 with no changes. This is not hard to cut and finishes a very bright stone. The Crown step can be adjusted to fit your rough, deeper is better. This works well in Garnets too.
Detailed faceting instructions by Jeff Graham available at The Rock Peddler
Bytownite Value, Price, and Jewelry Information
Orthoclase Value, Price, and Jewelry Information
Feldspar Value, Price, and Jewelry Information
Labradorite Value, Price, and Jewelry Information
Opal Stones and Gems: Value, Price, and Jewelry Information
Seven Stunning but Delicate Engagement Ring Stones
Advice For Grading Dark Colored Gemstones
Opal and Pearl Care Guide
When you join the IGS community, you get trusted diamond & gemstone information when you need it.
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!