Natural Etched Blue Chalcedony Geodes x 6 From Nsanje, Malawi Hyalite Opal often caused by the presence

often caused by the presence of Iron Oxide inclusions within the crystal structure

The mineral forms through the oxidation of copper deposits

Size = 69 - 90 mm | 2

Size = 63 - 91  mm

which is a microcrystalline quartz formed in the gas cavities of lava

Natural Etched Blue Chalcedony Geodes x 6 From Nsanje, Malawi Hyalite Opal often caused by the presenceA NOTE FROM NICK New Stock Just Arrived !! A tray of 6 natural Etched Blue Chalcedony geode specimens, with gorgeous drusy and crystalline centres, 2 with Pyrite on them. This is Blue Lace Agate that has been etched and matrix has been removed. Nice. 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