Natural Gems Belgium Colored Stone Certification: FA-AGAT025MO-003-082
IDENTIFICATION
Species : Natural Chalcedony (a cryptocrystalline form of quartz) Variety : Agate (Moss Agate)
DESCRIPTION
Shape & Cutting Style : Octagon Measurements : 3.8 x 5.9 x 2.6 mm Carat Weight : 0.467 Carat Color : clear with green Clarity : N/A Transparency : Transluscent
Birefringence : Up to 0.004 Crystallography : Hexagonal (trigonal) Dispersion : None Luster : Waxy Hardness : 6.5-7 Refractive index : 1.530-1.543 Specific gravity : 2.60-2.64
COMMENTS :
No indications of heating - good quality clear background and cloudy dendrite inclusions rendering moss pattern
Personal Note From Natural Gems Belgium:
The quality of faceted moss agate hinges on its vivid, balanced green inclusions (dendrites) against a clear, translucent background, good transparency, lack of cloudiness, and a hardness of 6.5-7 on the Mohs scale
