[Title page] Minerals yearbook 1987, pp. i-ii

Foreword, Ary, T. S. pp. iii ff.

Acknowledgments, Cammarota, V. Anthony, Jr. pp. v ff.

Contents, pp. vii-viii

Nonfuel minerals survey methods, Vogel, William R. pp. 1-4

Mining and quarrying trends in the metals and industrial minerals industries, Tanner, Arnold O. pp. 5-40

Statistical summary, Smith, Stephen D. pp. 41-69 ff.

Abrasive materials, Austin, Gordon T. pp. 71-84

Aluminum, Plunkert, Patricia A. pp. 85-103 ff.

Antimony, Llewellyn, Thomas O. pp. 105-112

Asbestos, Virta, Robert L. pp. 113-119 ff.

Barite, Ampian, Sarkis G. pp. 121-132

Bauxite and alumina, Baumgardner, Luke H.; Hough, Ruth A. pp. 133-144

Beryllium, Kramer, Deborah A. pp. 145-149 ff.

Bismuth, Carlin, James F., Jr. pp. 151-154

Boron, Lyday, Phyllis A. pp. 155-165 ff.

Bromine, Lyday, Phyllis A. pp. 167-174

Cadmium, Llewellyn, Thomas O. pp. 175-180

Calcium and calcium compounds, Morse, David E. pp. 181-185 ff.

Cement, Johnson, Wilton pp. 187-214

Chromium, Papp, John F. pp. 215-231 ff.

Clays, Ampian, Sarkis G. pp. 233-269 ff.

Cobalt, Kirk, William S. pp. 271-278

Columbium and tantalum, Cunningham, Larry D. pp. 279-288

Copper, Jolly, Janice L. W.; Edelstein, Daniel pp. 289-340

Diatomite, Meisinger, Arthur C. pp. 341-343 ff.

Feldspar, nepheline syenite, and aplite, Potter, Michael J. pp. 345-351 ff.

Ferroalloys, Neuharth, Clark R. pp. 353-369 ff.

Fluorspar, Morse, David E. pp. 371-379 ff.

Gallium, Kramer, Deborah A. pp. 381-385 ff.

Gem stones, Austin, Gordon T. pp. 387-397 ff.

Gold, Lucas, John M. pp. 399-435 ff.

Graphite, Taylor, Harold A., Jr. pp. 437-445 ff.

Gypsum, Davis, Lawrence L. pp. 447-456

Helium, Leachman, William D. pp. 457-464

Iodine, Lyday, Phyllis A. pp. 465-469 ff.

Iron ore, Kuck, Peter H. pp. 471-494

Iron oxide pigments, Mickelsen, Donald P. pp. 495-503 ff.

Iron and steel, Schottman, Frederick J. pp. 505-517 ff.

Iron and steel scrap, Brown, Raymond E. pp. 519-535 ff.

Kyanite and related materials, Potter, Michael J. pp. 537-540

Lead, Woodbury, William D. pp. 541-567 ff.

Lime, Ober, Joyce A. pp. 569-578

Lithium, Ober, Joyce A. pp. 579-586

Magnesium, Kramer, Deborah A. pp. 587-593 ff.

Magnesium compounds, Kramer, Deborah A. pp. 595-600

Manganese, Jones, Thomas S. pp. 601-615 ff.

Mercury, Carrico, Linda C. pp. 617-623 ff.

Mica, Davis, Lawrence L. pp. 625-632

Molybdenum, Blossom, John W. pp. 633-640

Nickel, Kirk, William S. pp. 641-651 ff.

Nitrogen, Stowasser, William F. pp. 653-659 ff.

Peat, Searls, James P. pp. 661-667 ff.

Perlite, Meisinger, Arthur C. pp. 669-671 ff.

Phosphate rock, Stowasser, William F. pp. 673-688

Platinum-group metals, Loebenstein, J. Roger pp. 689-700

Potash, Searls, James P. pp. 701-711 ff.

Pumice and pumicite, Meisinger, Arthur C. pp. 713-716

Rare-earth minerals and metals, Hedrick, James B. pp. 717-728

Salt, Kostick, Dennis S. pp. 729-743 ff.

Sand and gravel, Tepordei, Valentin V. pp. 745-758

Silicon, Neuharth, Clark R. pp. 759-766

Silver, Reese, Robert G., Jr. pp. 767-782

Slag---iron and steel, Owens, Judith F. pp. 783-793 ff.

Sodium compounds, Kostick, Dennis S. pp. 795-802

Crushed stone, Tepordei, Valentin V. pp. 803-825 ff.

Dimension stone, Taylor, Harold A., Jr. pp. 827-836

Sulfur, Morse, David E. pp. 837-859 ff.

Talc and pyrophyllite, Virta, Robert L. pp. 861-866

Thorium, Hedrick, James B. pp. 867-872

Tin, Carlin, James F., Jr. pp. 873-884

Titanium, Lynd, Langtry E.; Hough, Ruth A. pp. 885-899 ff.

Tungsten, Smith, Gerald R. pp. 901-916

Vanadium, Hilliard, Henry E. pp. 917-927 ff.

Vermiculite, Meisinger, Arthur C. pp. 929-932

Zinc, Jolly, James H. pp. 933-956

Zirconium and hafnium, Hedrick, James B. pp. 957-964

Other industrial minerals, pp. 965-972

Other metals, pp. 973-990