Natural Etched Blue Chalcedony Geodes x 4 From Nsanje, Malawi LARGE Tray with gemmy zones of blue

with gemmy zones of blue Spinel spot-like inclusions

These are much nicer in real life

It is an ancient bacterial growth

Polished Stichtite & Green Serpentine Display Specimens - good

Size = 49 - 89 mm

Natural Etched Blue Chalcedony Geodes x 4 From Nsanje, Malawi LARGE Tray with gemmy zones of blueA NOTE FROM NICK A Tray of 4 Natural Etched Blue Chalcedony Specimens, with Drusy and Crystalline Geode Centres. (Blue Lace Agate with no Matrix) 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 matrix. Each piece undergoes meticulous etching, removing approximately 70% of