Yttrium Aluminum Garnet Faceting Information
Yttrium (YAG) is also known as various other names in the gemstone market today such as diamonite. This may also be used as a gemstone imitation.0
Yttrium Aluminum Garnet (YAG)
Color: Wide range of colors available.
Moh's Hardness: 8.5
Refractive Index: 1.833
Critical Angle: 33.12°
Specific Gravity: 4.55
Heat Sensitivity: Slight
Birefringence (double refraction): None
Crystal Structure: Isometric
What I prefer to polishing with: Tin lap with Alumina oxide. Zinc laps with 8,000 pre-polish and 50,000 polish.
Jeff's Comments: Cuts and polishes like Garnet. It is quite pretty especially in clear and light colors.
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