[Title page] Minerals yearbook centennial edition 1981, pp. [i]-[ii]

Foreword, Horton, Robert C. pp. iii-iv

Acknowledgments, Schreck, Albert E. pp. v-vi

Contents, pp. vii-ix ff.

Statistical summary, Ballard, Rose L. pp. 1-29 ff.

Alabama, Boyle, James R.; Mancini, Ernest A. pp. 31-41 ff.

Alaska, Pittman, Tom L. pp. 43-54

Arizona, Burgin, Lorraine B. pp. 55-73 ff.

Arkansas, Ohl, Jane P. pp. 75-85 ff.

California, Carrillo, F. V.; Davis, J. F.; Burnett, J. L. pp. 87-98

Colorado, Starch, Karl E.; Hornbaker, A. L. pp. 99-116

Connecticut, Prosser, L. J., Jr. pp. 117-122

Delaware, Kebblish, William; Pickett, Thomas E. pp. 123-126

Florida, Boyle, James R.; Hendry, Charles W., Jr. pp. 127-137 ff.

Georgia, Boyle, James R.; O'Connor, Bruce J. pp. 139-152

Hawaii, Krempasky, George T. pp. 153-156

Idaho, Lockard, D. W.; Bennett, E. H.; Miller, M. M. pp. 157-169 ff.

Illinois, Hill, James J.; Tuchman, Robert J. pp. 171-182

Indiana, Hill, James J.; Tuchman, Robert J. pp. 183-193 ff.

Iowa, Aase, James H. pp. 195-203 ff.

Kansas, Ohl, Jane P. pp. 205-215 ff.

Kentucky, Harrison, Donald K.; McGrain, Preston pp. 217-224

Louisiana, Ward, Albert E. pp. 225-234

Maine, Prosser, L. J., Jr.; Anderson, Walter; Lepage, Carolyn pp. 235-240

Maryland, White, Doss H., Jr.; Kuff, Karen R. pp. 241-247 ff.

Massachusetts, Prosser, L. J., Jr.; Sinnott, Joseph A. pp. 249-254

Michigan, Hill, James J.; Tuchman, Robert J. pp. 255-266

Minnesota, Aase, James H. pp. 267-279 ff.

Mississippi, Boyle, James R.; Bicker, Alvin R. pp. 281-287 ff.

Missouri, Ohl, Jane P.; Wharton, Heyward M.; Rueff, Ardel W. pp. 289-301 ff.

Montana, Krempasky, G. T.; Bingler, E. C.; Lawson, D. C. pp. 303-312

Nebraska, Ohl, Jane P. pp. 313-318

Nevada, Lockard, D. W.; Schilling, John H. pp. 319-330

New Hampshire, Prosser, L. J., Jr.; Davis, Robert I. pp. 331-335 ff.

New Jersey, Kebblish, William; Tuchman, Robert J. pp. 337-344

New Mexico, Ward, Albert E.; Eveleth, Robert W. pp. 345-356

New York, Kebblish, William; Tuchman, Robert J. pp. 357-366

North Carolina, White, Doss H., Jr.; Carpenter, P. Albert, III pp. 367-378

North Dakota, Aase, James H. pp. 379-384

Ohio, Harrison, Donald K. pp. 385-395 ff.

Oklahoma, Ward, Albert E. pp. 397-405 ff.

Oregon, Krempasky, George T. pp. 407-412

Pennsylvania, Kebblish, William; Tuchman, Robert J. pp. 413-428

Puerto Rico, the Virgin Islands and Pacific Island possessions, White, Doss H., Jr.; Tuchman, Robert J. pp. 429-434

Rhode Island, Prosser, L. J., Jr. pp. 435-438

South Carolina, Boyle, James R.; Olson, Norman K. pp. 439-447 ff.

South Dakota, Aase, James H. pp. 449-456

Tennessee, Harrison, Donald K.; Johnson, Robert W. pp. 457-469 ff.

Texas, Ward, Albert E. pp. 471-488

Utah, Burgin, Lorraine B. pp. 489-502

Vermont, Prosser, L. J., Jr.; Ratté, Charles A. pp. 503-508

Virginia, White, Doss H., Jr.; Sweet, Palmer C. pp. 509-518

Washington, Krempasky, George T.; Babitzke, Herbert R.; Vonheeder, Ellis R. pp. 519-526

West Virginia, Harrison, Donald K.; Kirstein, Dewey S. pp. 527-535 ff.

Wisconsin, Hill, James J.; Evans, Thomas J. pp. 537-549 ff.

Wyoming, Starch, Karl E.; Glass, Gary B. pp. 551-561 ff.