Barite Chalcedony chunky fluorite crystals conceals a

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

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

fossils of Knightia eocaena and their close relatives are popular among both amateur and seasoned collectors due to their delicate preservation of detail

the Creede Quadrangle in Colorado

Barite Chalcedony chunky fluorite crystals conceals aBarite 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