After many months of planning another machine dig at the Eureka Mine in Marion, Kentucky, and coordinating all the details with Tina at the Ben E Clement Mineral Museum and Bill Frazer, the mine owner, Mike Streeter and I set the dates up for the last two weekends in March this spring.
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[As a rare and non-renewable strategic non-metallic mineral resource, fluorite has been widely used in many fields such as national defense, chemical industry, metallurgy, optics. Fluorite resource reserves are abundant in China, but there are many lean ores with complex composition and low recovery. This study summarizes the reserves, distribution, metallogenic genesis and
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