【CONTENTS】

Introduction .................................................................... 3
Growth Rates of Leading and Coincident Indexes for
Mineral Products ......................................................... 4
The Role of Nonfuel Minerals in the U.S. Economy ...... 5
2012 U.S. Net Import Reliance for Selected Nonfuel
Mineral Materials ........................................................ 6
Significant Events, Trends, and Issues .......................... 7

Mineral Commodities:
Abrasives (Manufactured) ............................................ 14
Aluminum ..................................................................... 16
Antimony ...................................................................... 18
Arsenic ......................................................................... 20
Asbestos ...................................................................... 22
Barite ............................................................................ 24
Bauxite and Alumina .................................................... 26
Beryllium ...................................................................... 28
Bismuth ........................................................................ 30
Boron ............................................................................ 32
Bromine ........................................................................ 34
Cadmium ...................................................................... 36
Cement......................................................................... 38
Cesium ......................................................................... 40
Chromium..................................................................... 42
Clays ............................................................................ 44
Cobalt ........................................................................... 46
Copper ......................................................................... 48
Diamond (Industrial) ..................................................... 50
Diatomite ...................................................................... 52
Feldspar ....................................................................... 54
Fluorspar ...................................................................... 56
Gallium ......................................................................... 58
Garnet (Industrial) ........................................................ 60
Gemstones ................................................................... 62
Germanium .................................................................. 64
Gold .............................................................................. 66
Graphite (Natural) ........................................................ 68
Gypsum ........................................................................ 70
Helium .......................................................................... 72
Indium .......................................................................... 74
Iodine ........................................................................... 76
Iron and Steel ............................................................... 78
Iron and Steel Scrap .................................................... 80
Iron and Steel Slag ...................................................... 82
Iron Ore ........................................................................ 84
Iron Oxide Pigments .................................................... 86
Kyanite and Related Materials ..................................... 88
Lead ............................................................................. 90
Lime ............................................................................. 92
Lithium.......................................................................... 94
Magnesium Compounds .............................................. 96
Magnesium Metal ......................................................... 98
Manganese ................................................................ 100
Mercury ...................................................................... 102
Mica (Natural) ............................................................. 104
Molybdenum ............................................................... 106
Nickel .......................................................................... 108
Niobium (Columbium) ................................................. 110
Nitrogen (Fixed)—Ammonia ....................................... 112
Peat ............................................................................ 114
Perlite ......................................................................... 116
Phosphate Rock ......................................................... 118
Platinum-Group Metals ............................................... 120
Potash ........................................................................ 122
Pumice and Pumicite .................................................. 124
Quartz Crystal (Industrial) .......................................... 126
Rare Earths ................................................................ 128
Rhenium ..................................................................... 130
Rubidium .................................................................... 132
Salt ............................................................................. 134
Sand and Gravel (Construction) ................................. 136
Sand and Gravel (Industrial) ...................................... 138
Scandium .................................................................... 140
Selenium ..................................................................... 142
Silicon ......................................................................... 144
Silver ........................................................................... 146
Soda Ash .................................................................... 148
Sodium Sulfate ........................................................... 150
Stone (Crushed) ......................................................... 152
Stone (Dimension) ...................................................... 154
Strontium .................................................................... 156
Sulfur .......................................................................... 158
Talc and Pyrophyllite .................................................. 160
Tantalum ..................................................................... 162
Tellurium ..................................................................... 164
Thallium ...................................................................... 166
Thorium ...................................................................... 168
Tin ............................................................................... 170
Titanium and Titanium Dioxide ................................... 172
Titanium Mineral Concentrates .................................. 174
Tungsten ..................................................................... 176
Vanadium ................................................................... 178
Vermiculite .................................................................. 180
Wollastonite ................................................................ 182
Yttrium ........................................................................ 184
Zeolites (Natural) ........................................................ 186
Zinc ............................................................................. 188
Zirconium and Hafnium .............................................. 190

Appendix A—Abbreviations and Units of Measure .... 192
Appendix B—Definitions of Selected Terms Used in
This Report .............................................................. 192
Appendix C—Reserves and Resources ..................... 193
Appendix D—Country Specialists Directory ............... 198