MINERAL RESOURCES AND MINING | The Handbook of Texas .Jun 15, 2010 . Amphibole asbestos is associated with talc deposits in Hudspeth County. .. Commercial mining for coal and lignite started in the late 1880s. . Fluorspar or fluorite is an important industrial mineral used in the manufacture of.fluorite talc coal,Rocks and Minerals - Science Olympiad Student Center WikiJan 31, 2017 . Organic rocks, like line and coal, form from the bodies or shells of organisms. . Coarse grained, looks like sandstone with redder tint (mostly quartz) ... Talc - very soft, often light green, white, or grey and feels very waxy.
fluorite talc coal