| 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | | Mineral Production Value, by Type of Commodity1, 2 | | | | | | | | | | | Industrial Minerals | Asbestos (sales) | | | 612 | 6 | 5 | | | | | | Asphalt, Related Bitumens (native)3 | 3,480 | 2,979 | 2,800 | 2,690 | (NA)14 | (NA)14 | (NA)14 | (NA)14 | (NA)14 | | Barite, Primary, Sold/used By Producers | 16 | 21 | 20 | 19 | 19 | 10 | 15 | 16 | 15 | | Boron Minerals, Sold/used By Producers | 436 | 443 | 339 | 373 | 443 | 560 | 519 | 580 | (NA)14 | | Bromine, Sold/used By Producers | 173 | 167 | 125 | 123 | 155 | 186 | 150 | 198 | 227 | | Calcium Chloride (natural) | | | | (NA)14, 15 | (NA)14 | (NA)14 | (NA)14 | (NA)14 | (NA)14 | | Cement4 | Masonry4 | 225 | 188 | 199 | 230 | 286 | 307 | 321 | 339 | (NA)14 | | Portland4 | 3,683 | 3,343 | 3,555 | 3,820 | 4,460 | 4,920 | 5,310 | 5,710 | (NA)14 | | Clays | 1,620 | 1,505 | 1,470 | 1,470 | 1,590 | 1,730 | 1,710 | 1,670 | (NA)14 | | Diatomite | 138 | 140 | 141 | 150 | 152 | 171 | 176 | 184 | 182 | | Equivalent) | 303 | 305 | 334 | 286 | 284 | 284 | 299 | 320 | (NA)14 | | Feldspar5 | 28 | 26 | 29 | 31 | 31 | 37 | 39 | 43 | 40 | | Garnet (abrasive) | 7 | 8 | 5 | 4 | 3 | 4 | 6 | 6 | (NA)14 | | Gemstones (estimate) | 53 | 84 | 66 | 58 | 51 | 49 | 43 | 25 | 23 | | Gypsum, Crude | 100 | 94 | 101 | 107 | 115 | 121 | 124 | 132 | 137 | | Helium6 | 113 | 175 | 187 | 189 | 199 | 196 | 193 | 206 | (NA)14 | | Industrial Minerals, Undistributed | 504 | 538 | 525 | 455 | 531 | 725 | 820 | 803 | (NA)14 | | Lime, Sold/used By Producers | 902 | 890 | 950 | 965 | 1,020 | 1,100 | 1,170 | 1,200 | (NA)14 | | Mica, Scrap And Flake, Sold/used By Producers | 6 | 6 | 5 | 4 | 6 | 6 | 8 | 9 | 9 | | Peat, Sales By Producers | 19 | 18 | 17 | 16.8 | 15.3 | 17.0 | 18.5 | 17.5 | (NA)14 | | Perlite, Processed, Sold/used By Producers | 17 | 15 | 16 | 17 | 19 | 22 | 21 | 23 | (NA)14 | | Phosphate Rock (marketable) | 1,075 | 1,031 | 1,060 | 759 | 869 | 947 | 1,060 | 1,076 | 1,131 | | Pumice And Pumicite (sales By Producers) | 11 | 9 | 15 | 12.0 | 11.8 | 13.2 | 14.8 | 16.1 | 15 | | Salt, Common, Sold/used By Producers | 827 | 802 | 803 | 904 | 990 | 1,000 | 1,060 | 993 | (NA)14 | | Sand And Gravel, Sold/used By Producers | 3,686 | 3,658 | 3,770 | 3,980 | 4,230 | 4,400 | 4,500 | 4,778 | (NA)14 | | Silica, Special7 | (Z)13 | -8 | | | (NA)14, 16 | 1 | 1 | (NA)14 | (NA)14 | | Sodium Carbonate (natural) (soda Ash) | 836 | 836 | 837 | 734 | 724 | 829 | 926 | 915 | (NA)14 | | Sodium Sulfate (natural) | 34 | 31 | 26 | 25 | 24 | 28 | 27 | 35 | (NA)14 | | Stone8 | Crushed And Broken | 5,591 | 5,187 | 5,590 | 5,930 | 6,620 | 6,740 | 7,180 | 8,070 | (NA)14 | | Dimension | 231 | 210 | 198 | 226 | 218 | 233 | 234 | 225 | 205 | | Total | 5,822 | 5,396 | 5,790 | 6,160 | 6,840 | 6,970 | 7,410 | 8,295 | (NA)14 | | Sulfur | Frasch Mines (shipments) | 335 | 272 | 151 | 101 | | | | | (NA)14, 5 | | Talc, And Pyrophyllite, Crude9, 10 | 31 | 32 | 31 | 28 | 30 | 32 | 31 | (NA)14 | (NA)14 | | Tripoli | 3 | 3 | 14 | 16 | 11 | 11 | 18 | 16 | (NA)14 | | Vermiculite Concentrate | 19 | | 1515 | 15 | 14 | | | | (NA)14, 5 | | Total | 21,022 | 20,027 | 20,600 | 21,054 | (NA)14 | (NA)14 | (NA)14 | (NA)14 | (NA)14 | | Metals | Antimony Ore And Concentrate11 | | | | | | | | | (NA)14, 11 | | Bauxite (dried Equivalent) | | | | | | | | | (NA)14, 11 | | Copper (recoverable Content) | 4,311 | 3,931 | 4,180 | 3,640 | 4,430 | 5,640 | 4,610 | 4,580 | (NA)14 | | Gold (recoverable Content) | 3,650 | 3,457 | 3,660 | 3,840 | 4,050 | 3,950 | 4,090 | 3,850 | (NA)14 | | Iron Ore, Gross Weight9, 4 | 1,741 | 1,674 | 1,550 | 1,380 | 1,410 | 1,730 | 1,770 | 1,890 | (NA)14 | | Lead (recoverable Content) | 491 | 344 | 307 | 249 | 298 | 359 | 459 | 460 | (NA)14 | | Magnesium Metal | 433 | 337 | 360 | 377 | 389 | 476 | 455 | 400 | (NA)14 | | Manganiferous Ore (gross Weight)9, 3 | | | | | | | | | (NA)14, 11 | | Mercury9, 12 | | | | | | | | | (NA)14, 11 | | Molybdenum (concentrate) | 348 | 250 | 190 | 165 | 284 | 651 | 456 | | (NA)14, 15 | | Nickel (ore And Concentrate) | | | | | 17 | | | | (NA)14, 17 | | Palladium Metal | 22 | 17 | 18 | 25 | 29 | 22 | 26 | 50 | (NA)14 | | Platinum Metal | 27 | 21 | 21 | 21 | 25 | 21 | 24 | 33 | (NA)14 | | Silver (recoverable Content) | 329 | 241 | 229 | 227 | 253 | 259 | 262 | 338 | (NA)14 | | Titanium Concentrate | Ilmenite (gross Weight) | | | | | | | | | (NA)14, 11 | | Tungsten Ore And Concentrate | | | | | | | | | (NA)14, 11 | | Undistributed | 242 | 148 | 151 | 137 | 147 | 161 | 190 | 614 | (NA)14 | | Vanadium (recoverable Content) | | | | | | | | | (NA)14, 11 | | Zinc Mine Production (recoverable Content) | 847 | 602 | 674 | 497 | 619 | 756 | 674 | 860 | (NA)14 | | Total | 12,442 | 11,022 | 11,339 | 10,557 | 11,933 | 14,024 | 13,015 | 13,074 | (NA)14 | | Mineral Fuels | Coal | Anthracite | 138 | 124 | 120 | 142 | 168 | 187 | 177 | 165 | 174 | | Bituminous9 | 19,014 | 17,888 | 17,458 | 15,081 | 16,442 | 15,688 | 15,875 | 16,110 | 16,036 | | Total | 22,415 | 21,425 | 20,992 | 18,782 | 20,073 | 19,469 | 19,691 | 19,777 | 19,668 | | Natural Gas (wellhead ???) | 31,789 | 30,389 | 32,555 | 38,723 | 36,391 | 30,241 | 42,858 | 46,098 | 39,082 | | Petroleum, Crude | 53,801 | 44,790 | 41,846 | 35,625 | 31,920 | 35,006 | 43,561 | 40,576 | 24,792 | | U\\3o\\8 | 140 | 109 | 76 | 40 | 35 | 67 | 87 | 73 | 58 | | Total | 108,144 | 96,713 | 95,469 | 93,170 | 88,419 | 84,783 | 106,197 | 106,524 | 83,601 | | Mineral Production | Total | 141,608 | 127,761 | 127,408 | 124,780 | (NA)14 | (NA)14 | (NA)14 | (NA)14 | (NA)14 |
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| Footnotes | | 1 (X) - Not applicable. | | 2 Quantities in millions. | | 3 Excluded from industrial minerals total. | | 4 Value of shipments, 1990, 1992, and 1993; value of production, 1994-96. | | 5 1992-93, includes aplite | | 6 Refined only | | 7 Includes grindstones, oilstones, whetstones, and deburring media | | 8 1990-92, talc only | | 9 Includes subbituminous and lignite. | | 10 Antimony content. | | 11 Included with "Metals, undistributed." | | 12 Included in "Industrial minerals, undistributed | | 13 Less than $500,000. | | 14 Not available. | | 15 Withheld to avoid disclosing individual company data. | | 16 Excludes abrasive stone, bituminous limestone and sandstone, and ground soapstone; 1993 excludes dimension stone | | 17 Included with "Metals, undistributed |
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