| Show MINERAL OUTPUT The value ot tho products of tho United States In reached tho total of surpass surpassing ing the value of tho same products in 1906 by or per cent that Of 1905 by 2738 per cont and of 1904 by per cent Both metallic and nonmetallic products contributed to the gain Two minerals coal and Iron aro credited with approximately EG per cen of tho total for he country and three more copper clay products and pe petroleum furnish about 22 per cent tho f five contributing about 77 per cent of tho The minerals whoso output In 1907 valued at more than ire listed ln tho following table value of moie minerals produced in tho United States in 1907 Coal Iron Cla products Petroleum Gold Stono Cement Natural gas Load Silver Zinc t Sand and gravel etc Lime Phosphate rock Salt Mineral waters t t Sulphur Products whose output exceeded in value valued at aluminum paints asphalt glass sand sand lime brick borax crude Tho total of prod products in 1907 was ot the nonmetallic products estimated as tho value of such products as molybdenum nickel titanium tho total to the amount stated Geological survey |