Natural red grey Botswana Agate - 52.82 ct - long oval Cabochon - unheated Each exquisite Botswana Agate is individually a true eye-catcher. The long oval cabochon shape enhances the beauty of the 52.82 ct stone, in mainly grey and brownish red color, making it the perfect accessory for any sophisticated and exclusive collection.
Natural Gems Belgium Colored Stone Certification FA-BOAG024GR-001-013
IDENTIFICATION
Species : Natural Chalcedony (a cryptocrystalline form of quartz)
Variety : Agate
DESCRIPTION
Shape & Cutting Style : long oval, cabochon, polished both sides
Measurements : 44.8 x 22.6 x 5.7 mm
Carat Weight : 52.82 Carat
Color : Brownish red, grey
Clarity : N/A
Transparency : Semi-Translucent
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
Personal Note From Natural Gems Belgium:
This oval shaped cabochon has good polish grade, good symmetry, and has a nice natural variation of Brownish red and grey tones the grey surrounding the brownish red. Very nice pattern, very good dark color.
Video is taken under light to better show patterns, the stone is darker as visible on video
FIND THE ONLINE CERTIFICATE HERE
For impression take a look at the pictures,
all items are sent insured with track and trace regardless of value