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Important copper deposits were discovered in the north in the 1970s. The state's greatest natural resource since its earliest days has been lumber. Dense forests (white pines in the north, hardwoods elsewhere)
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manganese ore, potash, salt, perlite, copper ore, natural gas, beryllium, and tin concentrates. The federal government is the largest employer in the state, accounting for over one quarter of New Mexico'
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Important copper deposits were discovered in the north in the 1970s. The state's greatest natural resource since its earliest days has been lumber. Dense forests (white pines in the north, hardwoods elsewhere)
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Although copper mining is now much less dominant than before, Nevada is the nation's leading producer of gold, silver, and mercury. Petroleum, diatomite, and other minerals are also extracted. The state'
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military equipment, furniture, and mining of copper and iron ore. Michigan is the third leading grower of Christmas trees with 60,520 acres (245 km2) of land dedicated to Christmas tree farming. Michigan
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military equipment, furniture, and mining of copper and iron ore. Michigan is the third leading grower of Christmas trees with 60,520 acres (245 km2) of land dedicated to Christmas tree farming. Michigan
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chiefly Toledo and Cleveland, handle iron and copper ore, coal, oil, and finished materials (including steel and automobile parts). In spite of massive industrial decline since the 1960s, which has made
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military equipment, furniture, and mining of copper and iron ore. Michigan is the third leading grower of Christmas trees with 60,520 acres (245 km2) of land dedicated to Christmas tree farming. Michigan
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manganese ore, potash, salt, perlite, copper ore, natural gas, beryllium, and tin concentrates. The federal government is the largest employer in the state, accounting for over one quarter of New Mexico'
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manganese ore, potash, salt, perlite, copper ore, natural gas, beryllium, and tin concentrates. The federal government is the largest employer in the state, accounting for over one quarter of New Mexico'