Chalcedony Stalactite (#1095) Chrysocolla Size: Approximately 1

Size: Approximately 1

including heulandite formations prized for their sparkle and crystal habit

others may contain smoky quartz

Its structure is made up of interconnected six-membered rings of silicate tetrahedra

Chalcedony Stalactite (#1095) Chrysocolla Size: Approximately 1Approximate Size: 3 inches Chalcedony Stalactite. Location; Aurangabad Maharashtra, India. A chalcedony stalactite is a type of stalactite formation found in caves, composed of the mineral chalcedony, which is a microcrystalline variety of silica, meaning it's made up of very tiny quartz crystals that have grown together in a layered structure, hanging from the cave ceiling like an icicle due to mineral deposition from dripping water over time;