Natural Etched Blue Chalcedony Geode Specimens x 2 From Nsanje, Malawi South Africa " was used by Norse

" was used by Norse sailors for navigation due to its pleochroic blue hue

formed through natural processes of dissemination and re-solidification

Size = 87 - 96 mm | 3

Size = 26 - 48 mm | 1 - 1

forming in trigonal crystalline structures typically found in sedimentary rocks such as limestone and marble

Natural Etched Blue Chalcedony Geode Specimens x 2 From Nsanje, Malawi South Africa " was used by NorseA NOTE FROM NICK 2 x Natural Etched Blue Chalcedony with Crystalline and Drusy Geodes Centres. (Blue Lace Agate with no Matrix which means they loose 60 70% of their original weight in the etching process. Very Funky) PRODUCT DESCRIPTION Gorgeous Etched Blue Chalcedony Pure Blue Agate Etched Blue Chalcedony, also known as Etched Blue Lace Agate, is a rare and captivating pure blue agate, showcasing a beautifully crystalline outer surface and no