Natural Blue Chalcedony Specimen

Gorgeous Blue Chalcedony - Pure Blue Agate Blue Chalcedony, also known as Blue Lace Agate, is a rare and captivating pure blue agate, 
vibrant blue hues, crystalline vug centers, and occasional pyrite inclusions. 
MINERALS Chalcedony, Copper, Manganese, Iron, Pyrite FEATURES Crystalline, Vug/Cavities, Etched COLOUR Blue, White MOHS HARDNESS SCALE 6.5 to 7 Locality = Nsanje, Malawi Grade = Very Good to A Grade Size= 90mm
548g