Missouri's natural resources include lead, zinc, iron ore, dolomite, barite, limestone, copper, granite, marble, sandstone, soil for agricultural activities, and numerous lakes and rivers. Missouri produces 90 percent of the nonrecycled lead in the United States, as of August 2014. Agricultural products include soybeans, corn, hay, cattle, turkeys and chickens.
Missouri has more than 300 mines, responsible for $8 billion in economic activity, as of August 2014. Missouri mines employ more than 30,000 people. Missouri is the top lead-producing state, and 80 percent of the lead mined in Missouri goes into car batteries. Missouri is also the number one producer of lime in the United States, most of which goes into cement production. The Show-Me state is third in zinc, fifth in copper and sixth in silver mining of all 50 states.
Missouri waterways include rivers such as the Missouri, Mississippi, Platte, Osage, Meramec, Gasconade, St. Francis and Current. The largest lakes in the state, all of which are artificial, include Lake of the Ozarks, Table Rock, Stockton and Bull Shoals.
Major fish species in the state's lakes and rivers include catfish, trout, bass, crappie, walleye and perch. The smallest fish species in Missouri is the least darter at 1.5 inches, and the largest is the huge paddlefish at more than 100 pounds.