Barite Chalcedony copper has been used by

copper has been used by humans as ornamentation

or the formation of equally thin layers of secondary minerals due to hydrothermal or other alteration

see photo for small but visible crack in slab

it is not uncommon for insects and other small animals to become trapped within tree sap

chunky fluorite crystals conceals a brilliant secret deep within the lustrous azure surfaces: shiny pyrite formations at the base of the crystals

Barite Chalcedony copper has been used byBarite is a mineral with an interesting history, a crystal occurring in a wide variety of colors and forms. Named for the Greek word for heavy, it is largely mined as an industrial ore across the globe, with uses in various industries including oil drilling. As a mineral specimen or gemstone Barite can be found in many colors including vibrant reds, pinks, and blues as well as the more commonly encountered clear or pale white. These fine specimens