Massive 901ct untreated Malachite

This gorgeous malachite exhibits a natural bullseye banding pattern in multiple shades of green. It measures a tremendous 101.4mm x 84.6mm x 7.8mm, and is untreated. Malachite has a long history, from its use as a protective amulet in ancient times, to being ground for pigments for painting, to the great "Malachite Room" at the Winter Palace in St. Petersburg, Russia. This striking stone has been admired for its unique green color palette for generations.