Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
aggregate brown calcite calcium carbonate closeup color compound crystal crystalline crystals druse drusie earth element ferriferous ferrous galena galenite geology hematite industry iron ironstone lead macro material matrix metal metallic metallurgy mineral mineralogy mining missouri natural nature orange ore pbs plumbum raw rock rough sample siderite silver source souvenir specimen steel steelwork stone sulphide texture textures white yellow