Marble Mirage 677

Cutting Diagram & Optical Specifications

Target Material

Beryl (Aquamarine, Morganite, Heliodor & Emerald)

Refractive Index

RI 1.58 (Critical Angle 39.3°)

Cut Shape

Octagon

Facet & Tier Count

37 facets · 6 tiers

Index Gear

96 index

Length / Width Ratio

1.00

Optical Optimization Score

0.859

Brightness & Contrast

1.00 / 0.81

Deliverable

Instant Printable PDF Cutting Instructions

Marble Mirage 677 is a meetpoint gemstone faceting pattern computationally optimized for Beryl (Aquamarine, Morganite, Heliodor & Emerald) (RI 1.58) on a 96-tooth index gear. Download includes complete tier-by-tier pavilion, girdle, and crown cutting angles, index numbers, and meetpoint diagrams.