Onyx 55,90 ct (GEM-BC0524)
Beautiful onyx cut in cabochon (treated chalcedony). B. Chatenet's ex-collection.
Weight : 55,90 ct
Size : 42,5 x 31,5 x 6,2 mm
Clarity : Opaque
Shape : Fancy cabochon
Color : Black
Provenance : Brazil
Treatment : Impregnation and heating
Added : 12/2023
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Infos :
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