Chalcosiderite specimens for sale

10 for sale · $200–$1,750 USD

8 in the gallery

Chalcosiderite is a copper-iron phosphate mineral that forms as crystals and masses in phosphate-rich hydrothermal environments. It typically presents a blue to greenish hue and a vitreous to resinous luster, sometimes displaying prismatic to tabular habits with well-formed crystal faces. Its composition includes copper and iron in a phosphate framework, commonly occurring with accompanying minerals in alteration zones of copper-bearing deposits. Localities known for chalcosiderite include notable European mines, where pristine specimens are often associated with pegmatitic or hydrothermal vein systems, contributing to its appearance in museum and collection displays around the world.