Ore Ore characteristics Minerals and associated minerals Sedimentary Massive granular structure or stripes and beans Barite, quartz, clay minerals, such as pyrite Hydrothermal Dense, gray and white Barite, pyrite, chalcopyrite, galena, sphalerite, hematite, fluorite, witherite etc. Volcanic sedimentary Barite, siderite, pyrite mirror Eluvial Easy election, a higher grade Barite, fluorite, calcite, quartz
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