216 focus areas match these criteria.
| Focus area | Region | States | Mineral Systems | Deposit types | Commodities |
|---|---|---|---|---|---|
| Big Delta-Circle-Livengood | Alaska | Alaska | Basin brine path | Zinc-lead (MVT and sedex) | copper; lead; silver |
| Black River-Charley River-Eagle | Alaska | Alaska | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; lead; silver |
| Central Alaska Range | Alaska | Alaska | Basin brine path | Barite; Zinc-lead (MVT and sedex) | copper; lead; silver |
| Central Brooks Range Sn-W | Alaska | Alaska | Porphyry Sn (granite-related) | Greisen; Pegmatite LCT; Porphyry/skarn | molybdenum |
| Central Seward Peninsula | Alaska | Alaska | Volcanogenic seafloor | Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Coast Mountain Belt | Alaska | Alaska | Volcanogenic seafloor | Copper-zinc sulfide; Polymetallic sulfide | copper; gold; lead; silver |
| Darby-Hogatza Sn-W | Alaska | Alaska | Porphyry Sn (granite-related) | Greisen; Pegmatite LCT; Porphyry/skarn | molybdenum |
| Eastern Alaska Range | Alaska | Alaska | Volcanogenic seafloor | Barite; Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Eastern Brooks Range-Old Crow PorphMo-W | Alaska | Alaska | Climax-type | Porphyry molybdenum | molybdenum; silver |
| Eastern Interior | Alaska | Alaska | Volcanogenic seafloor | Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Farewell Terrane | Alaska | Alaska | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; lead; silver |
| Johnson River | Alaska | Alaska | Volcanogenic seafloor | Polymetallic sulfide | copper; gold; lead; silver |
| Kokrines-Hodzana Sn-W | Alaska | Alaska | Porphyry Sn (granite-related) | Greisen; Pegmatite LCT; Porphyry/skarn | molybdenum |
| Kougruk Fault zone | Alaska | Alaska | Volcanogenic seafloor | Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Kuskokwim-White Mountains Sn-W | Alaska | Alaska | Porphyry Sn (granite-related) | Greisen; Pegmatite LCT; Porphyry/skarn | molybdenum |
| Lost River-Kougarok Sn-W | Alaska | Alaska | Porphyry Sn (granite-related) | Greisen; Pegmatite LCT; Porphyry/skarn | molybdenum |
| Nome belt | Alaska | Alaska | Volcanogenic seafloor | Barite; Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Northern Alaska Range Sn-W | Alaska | Alaska | Porphyry Sn (granite-related) | Greisen; Pegmatite LCT; Porphyry/skarn | molybdenum |
| Northern Brooks Range | Alaska | Alaska | Volcanogenic seafloor | Barite; Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Placer Au | Alaska | Alaska | Placer | Cassiterite; Gold; Monazite/xenotime; PGE; Zircon | gold; thorium; yttrium |
| Placer Au and PGE | Alaska | Alaska | Placer | Cassiterite; Gold; Ilmenite/rutile/leucoxene; Monazite/xenotime; PGE; Zircon | gold; thorium; yttrium |
| Placer Au and Sn | Alaska | Alaska | Placer | Cassiterite; Gold; Monazite/xenotime; PGE; Zircon | gold; thorium; yttrium |
| Placer Au and Ti | Alaska | Alaska | Placer | Cassiterite; Gold; Ilmenite/rutile/leucoxene; Monazite/xenotime; PGE; Zircon | gold; thorium; yttrium |
| Placer PGE and Au | Alaska | Alaska | Placer | Cassiterite; Gold; Ilmenite/rutile/leucoxene; Monazite/xenotime; PGE; Zircon | gold; thorium; yttrium |
| Porcupine River Sn-W | Alaska | Alaska | Porphyry Sn (granite-related) | Greisen; Pegmatite LCT; Porphyry/skarn | molybdenum |
| Prince William Sound | Alaska | Alaska | Volcanogenic seafloor | Barite; Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Seward Peninsula | Alaska | Alaska | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; lead; silver |
| Seward Peninsula-St. Lawrence Island PorphMo-W | Alaska | Alaska | Alkalic porphyry | Porphyry/skarn copper-gold | copper; gold; molybdenum |
| Southeast Alaska VMS | Alaska | Alaska | Volcanogenic seafloor | Barite; Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Southeast Alaska Coast Mountains PorphMo-W | Alaska | Alaska | Climax-type | Porphyry molybdenum | molybdenum; silver |
| Southern Brooks Range-Ambler | Alaska | Alaska | Volcanogenic seafloor | Barite; Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Southern Talkeetna Mountains | Alaska | Alaska | Volcanogenic seafloor | Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Western Alaska Range | Alaska | Alaska | Volcanogenic seafloor | Copper-zinc sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Western and central Brooks Range (Brooks Range zinc belt) | Alaska | Alaska | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; lead; silver |
| Yukon-Tanana Sn-W | Alaska | Alaska | Porphyry Sn (granite-related) | Greisen; Pegmatite LCT; Porphyry/skarn | molybdenum |
| Yukon-Tanana Upland Porphyry | Alaska | Alaska | Porphyry Cu-Mo-Au | Porphyry/skarn copper; Porphyry/skarn molybdenum | copper; gold; lead; molybdenum; selenium; silver; uranium |
| Animikie Red Ace Pegmatite | North Central | Wisconsin | Porphyry Sn (granite-related) | Pegmatite LCT | (none) |
| Archean gneiss terranes | North Central | Iowa; Michigan; Minnesota; Nebraska; South Dakota; Wisconsin | Porphyry Sn (granite-related) | Pegmatite LCT; Porphyry/skarn | (none) |
| Humboldt Granite | North Central | Michigan | Porphyry Sn (granite-related) | Porphyry/skarn | (none) |
| Minnesota Quetico Province | North Central | Minnesota; North Dakota | Porphyry Sn (granite-related) | Pegmatite LCT; Porphyry/skarn | (none) |
| Neoarchean Greenstone Belts of Minnesota, North Dakota and South Dakota | North Central | Minnesota; North Dakota; South Dakota | Volcanogenic seafloor | Algoma iron; Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; iron; lead; silver |
| Neoarchean Greenstone Belts of Minnesota, North Dakota and South Dakota | North Central | Minnesota; North Dakota; South Dakota | Porphyry Sn (granite-related) | Pegmatite LCT | (none) |
| Pembine-Wausau and Minnesota Paleoproterozoic | North Central | Michigan; Minnesota; Wisconsin | Volcanogenic seafloor | Barite; Manganese oxide (layers, crusts, nodules); Polymetallic sulfide; Zinc-copper sulfide | copper; gold; iron; lead; silver |
| Southern Black Hills pegmatites | North Central | South Dakota | Porphyry Sn (granite-related) | Pegmatite LCT | feldspar; mica |
| Southern Complex pegmatites | North Central | Michigan | Porphyry Sn (granite-related) | Pegmatite LCT | (none) |
| Upper Mississippi Valley mineral district | North Central | Illinois; Iowa; Wisconsin | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | cadmium; copper; iron; lead; silver |
| Barrett-Big Hill mining area | Northeast | Maine | Volcanogenic seafloor | Polymetallic sulfide | copper; gold; lead; silver |
| Blue Hill tungsten | Northeast | Maine | Porphyry Cu-Mo-Au | Greisen | molybdenum |
| Brunswick pegmatite field | Northeast | Maine | Porphyry Sn (granite-related) | Pegmatite LCT | feldspar; mica |
| Callahan mine area | Northeast | Maine | Volcanogenic seafloor | Polymetallic sulfide | copper; gold; lead; silver |
| Catheart pluton | Northeast | Maine | Porphyry Cu-Mo-Au | Porphyry/skarn copper; Porphyry/skarn molybdenum | copper; gold; molybdenum; silver; uranium |
| Catherine Mountain Prospect | Northeast | Maine | Porphyry Cu-Mo-Au | Greisen | molybdenum |
| Catoctin Formation metavolcanics in Maryland | Northeast | Maryland | Volcanogenic seafloor | Barite; Copper-zinc sulfide; Polymetallic sulfide | copper; gold; lead; silver |
| Cheshire County-Westmoreland district | Northeast | New Hampshire | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; silver; lead |
| Connecticut pegmatites | Northeast | Connecticut | Porphyry Sn (granite-related) | Pegmatite LCT | feldspar; gold; mica; silver |
| Connecticut Valley-Gaspe trough volcanics | Northeast | Massachusetts; New Hampshire; Vermont | Volcanogenic seafloor | Copper-zinc sulfide | copper; gold; silver |
| Franklin-Sterling Hill Mining District | Northeast | New Jersey | Basin brine path | Zinc-lead (MVT and sedex) | copper; lead; silver |
| Gouldsboro antimony prospect | Northeast | Maine | Porphyry Sn (granite-related) | Polymetallic sulfide S-R-V-IS | copper; gold; lead; silver |
| Grafton Pegmatite District | Northeast | New Hampshire | Porphyry Sn (granite-related) | Pegmatite LCT | feldspar; gold; mica; silver |
| Hartford-Deerfield Mesozoic Basin | Northeast | Connecticut; Massachusetts | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; lead; silver |
| Keene Pegmatite District | Northeast | New Hampshire | Porphyry Sn (granite-related) | Pegmatite LCT | feldspar; gold; mica; silver |
| Knox Mountain pluton | Northeast | Vermont | Porphyry Sn (granite-related) | Porphyry/skarn | (none) |
| Lewiston area metasediments | Northeast | Maine | Porphyry Sn (granite-related) | Porphyry/skarn | (none) |
| Massachusetts Hawley mineral belt | Northeast | Massachusetts | Volcanogenic seafloor | Manganese oxide (layers, crusts, nodules); Polymetallic sulfide | copper; gold; iron; lead; silver |
| Massachusetts pegmatite | Northeast | Massachusetts | Porphyry Sn (granite-related) | Pegmatite LCT | feldspar; mica |
| New England Peri-Gondwanan Arc Systems | Northeast | Maine; New Hampshire | Volcanogenic seafloor | Polymetallic sulfide | copper; gold; iron; lead; mercury; silver; thallium |
| New England Peri-Laurentian Arc Systems | Northeast | Connecticut; Maine; Massachusetts; Vermont | Volcanogenic seafloor | Copper-zinc sulfide | copper; gold; silver |
| Oxford County pegmatite field | Northeast | Maine; New Hampshire | Porphyry Sn (granite-related) | Pegmatite LCT | feldspar |
| Parker Mountain pegmatite | Northeast | New Hampshire | Porphyry Sn (granite-related) | Pegmatite LCT | feldspar; mica |
| Raymond Pegmatite District | Northeast | New Hampshire | Porphyry Sn (granite-related) | Pegmatite LCT | feldspar; mica |
| Rossie-Balmat-Edwards Mining Districts | Northeast | New York | Basin brine path | Zinc-lead (MVT and sedex) | copper; lead; silver |
| Taconic allochthons | Northeast | New York; Massachusetts; Vermont | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; lead; silver |
| Tin in Eastern Maine | Northeast | Maine | Porphyry Sn (granite-related) | Greisen | (none) |
| Topsham pegmatite district | Northeast | Maine | Porphyry Sn (granite-related) | Pegmatite LCT | feldspar; gems; gold; mica; silver |
| Topsham tungsten | Northeast | Maine | Porphyry Sn (granite-related) | Porphyry/skarn | (none) |
| Vermont zinc | Northeast | Vermont | Basin brine path | Zinc-lead (MVT and sedex) | copper; iron; lead; silver |
| Washington County intrusive rocks | Northeast | Maine | Porphyry Cu-Mo-Au | Porphyry/skarn molybdenum | molybdenum |
| Western Maine scheelite | Northeast | Maine | Porphyry Sn (granite-related) | Porphyry/skarn | (none) |
| Westminster Terrane | Northeast | Maryland | Volcanogenic seafloor | Copper-zinc sulfide | copper |
| York County scheelite | Northeast | Maine; New Hampshire | Porphyry Sn (granite-related) | Porphyry/skarn | lead; molybdenum; silver |
| Belt Basin | Northwest | Idaho; Montana | Basin brine path | Copper (sed-hosted and replacement); Zinc-lead (MVT and sedex) | copper; lead; silver; uranium |
| Big Ben | Northwest | Montana | Climax-type | Porphyry molybdenum | molybdenum |
| California Coast Ranges massive sulfide | Northwest | California; Oregon; Washington | Volcanogenic seafloor | Copper-zinc sulfide; Manganese oxide (layers, crusts, nodules); Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Central Idaho barite | Northwest | Idaho | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; lead; silver |
| Central Washington massive sulfide | Northwest | Washington | Volcanogenic seafloor | Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Cuddy Mountain barite | Northwest | Idaho | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; lead; silver |
| CuMo-Little Falls mineral districts | Northwest | Idaho | Porphyry Cu-Mo-Au | Porphyry/skarn molybdenum | copper; molybdenum |
| Gravel Range Mining District | Northwest | Idaho | Placer | Cassiterite; Gold | gold; silver |
| Hog Heaven Volcanic Field | Northwest | Montana | Porphyry Cu-Mo-Au | High sulfidation gold-silver | copper; gold; silver |
| Junction District Pb-Zn | Northwest | Idaho; Montana | Basin brine path | Reflux and hydrothermal dolomite; Zinc-lead (MVT and sedex) | copper; lead; silver |
| Latah County beryllium | Northwest | Idaho | Reduced intrusion-related | Pegmatite LCT | (none) |
| Metaline zinc-lead district | Northwest | Washington | Basin brine path | Zinc-lead (MVT and sedex) | cadmium; copper; lead; silver |
| Missoula barite (Elk Creek-Coloma District) | Northwest | Montana | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; gold; lead; silver |
| Mount Evans Summit | Northwest | Montana | Basin brine path | Zinc-lead (MVT and sedex) | copper; lead; silver |
| NE Washington Sedex | Northwest | Washington | Basin brine path | Zinc-lead (MVT and sedex) | copper; lead; silver |
| North central California massive sulfide | Northwest | California | Volcanogenic seafloor | Barite; Copper-zinc sulfide | copper; gold; silver |
| Northeast Oregon -Idaho massive sulfide | Northwest | Idaho; Oregon; Washington | Volcanogenic seafloor | Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Northeastern Washington massive sulfide | Northwest | Washington | Volcanogenic seafloor | Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| NW Idaho-NE Washington beryllium | Northwest | Idaho; Washington | Porphyry Sn (granite-related) | Pegmatite LCT | (none) |
| Oregon Cyprus-type massive sulfide | Northwest | California; Oregon | Volcanogenic seafloor | Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| O'Toole Mountain | Northwest | Washington | Climax-type | Porphyry molybdenum; Skarn molybdenum | molybdenum |
| Philips Lake | Northwest | Washington | Porphyry Sn (granite-related) | Pegmatite LCT | (none) |
| Sawtooth Sn | Northwest | Idaho | Porphyry Cu-Mo-Au | Porphyry/skarn molybdenum | copper; gold; lead; molybdenum; silver |
| Sierra Nevada foothills massive sulfide | Northwest | California | Volcanogenic seafloor | Copper-zinc sulfide; Manganese oxide (layers, crusts, nodules); Polymetallic sulfide; Zinc-copper sulfide | copper; gold; silver |
| Silver Hill tin | Northwest | Washington | Porphyry Sn (granite-related) | Porphyry/skarn | lead; silver |
| Soap Gulch | Northwest | Montana | Basin brine path | Zinc-lead (MVT and sedex) | copper; lead; silver |
| Triumph sedex mineral system | Northwest | Idaho | Basin brine path | Zinc-lead (MVT and sedex) | copper; lead; silver |
| White Cloud mineral district | Northwest | Idaho | Porphyry Cu-Mo-Au | Polymetallic sulfide S-R-V-IS; Porphyry/skarn molybdenum; S-R-V tungsten | cadmium; copper; gold; lead; molybdenum; silver |
| White River | Northwest | Washington | Porphyry Cu-Mo-Au | High sulfidation gold-silver; Lithocap alunite; Porphyry/skarn copper | copper; gold; molybdenum; silica; silver; uranium |
| Wickiup Creek | Northwest | Montana; Wyoming | Basin brine path | Zinc-lead (MVT and sedex) | copper; lead; silver |
| Absaroka Volcanic Plateau | Northwest; Rocky Mountains | Montana; Wyoming | Porphyry Cu-Mo-Au | Porphyry/skarn copper; Porphyry/skarn molybdenum; Polymetallic sulfide S-R-V-IS | cadmium; copper; gold; lead; molybdenum; silver; uranium |
| Aspen Mountain | Rocky Mountains | Wyoming | Porphyry Cu-Mo-Au | Greisen; High sulfidation gold-silver; Lithocap alunite; Lithocap kaolinite; Polymetallic sulfide S-R-V-IS | cadmium; copper; gold; lead; mercury; molybdenum; silver |
| Brown Derby | Rocky Mountains | Colorado | Porphyry Sn (granite-related) | Pegmatite LCT | mica |
| Central Laramie Range | Rocky Mountains | Wyoming | Porphyry Cu-Mo-Au | Greisen; Polymetallic sulfide S-R-V-IS | cadmium; copper; gold; lead; molybdenum; silver |
| Central Laramie Range | Rocky Mountains | Wyoming | Volcanogenic seafloor | Barite; Manganese oxide (layers, crusts, nodules); Polymetallic sulfide | copper; gold; iron; lead; silver |
| Central Rocky Mountains VMS | Rocky Mountains | Colorado | Volcanogenic seafloor | Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Climax-Sweet Home | Rocky Mountains | Colorado | Climax-type | Greisen; Polymetallic sulfide S-R-V-IS; Porphyry molybdenum | copper; gold; lead; molybdenum; silver |
| Copper Mountain | Rocky Mountains | Wyoming | Porphyry Sn (granite-related) | Greisen; High sulfidation; Pegmatite LCT; Porphyry/skarn | copper; gold; silver |
| Crystal Mountain pegmatites | Rocky Mountains | Colorado | Climax-type | Greisen; Pegmatite NYF | feldspar; mica; molybdenum; uranium; yttrium |
| Hahns Peak | Rocky Mountains | Colorado | Climax-type | Polymetallic sulfide S-R-V-IS; Porphyry molybdenum | copper; gold; lead; molybdenum; silver |
| Henderson-Urad | Rocky Mountains | Colorado | Climax-type | Lithocap kaolinite; Polymetallic sulfide S-R-V-IS; Porphyry molybdenum | cadmium; copper; gold; lead; molybdenum; silver |
| Medicine Bow Mountains | Rocky Mountains | Colorado; Wyoming | Volcanogenic seafloor | Barite; Manganese oxide (layers, crusts, nodules); Polymetallic sulfide | copper; gold; iron; lead; silver |
| Meyers Ranch | Rocky Mountains | Colorado | Porphyry Sn (granite-related) | Pegmatite LCT | feldspar; mica; thorium; uranium |
| Mt. Emmons-Redwell Basin | Rocky Mountains | Colorado | Climax-type | Polymetallic sulfide S-R-V-IS; Porphyry molybdenum | copper; gold; lead; molybdenum; silver |
| Pikes Peak, St. Peter’s Dome (Proterozoic) | Rocky Mountains | Colorado | Climax-type | Greisen-S-R beryllium; Pegmatite NYF | gold; lead; molybdenum; silver; thorium; uranium; yttrium |
| Sierra Madre | Rocky Mountains | Colorado; Wyoming | Volcanogenic seafloor | Barite; Manganese oxide (layers, crusts, nodules); Polymetallic sulfide | copper; gold; lead; silver |
| Silver Creek-Calico Peak | Rocky Mountains | Colorado | Climax-type | Lithocap alunite; Polymetallic sulfide S-R-V-IS; Porphyry molybdenum | cadmium; copper; gold; lead; molybdenum; silver; uranium |
| Summitville | Rocky Mountains | Colorado | Climax-type | Lithocap alunite; Polymetallic sulfide S-R-V-IS | cadmium; copper; gold; lead; molybdenum; silver |
| Sweetwater Arch | Rocky Mountains | Wyoming | Volcanogenic seafloor | Algoma iron; Manganese-oxide (layers, crusts, nodules); Polymetallic sulfide | copper; gold; iron; lead; silver |
| Winfield Peak-Antero | Rocky Mountains | Colorado | Climax-type | Pegmatite NYF; Porphyry molybdenum | gold; molybdenum; silver; yttrium |
| Wyoming Metasedimentary and Metavolcanic Belts | Rocky Mountains | Wyoming | Porphyry Cu-Mo-Au | Greisen; Polymetallic sulfide S-R-V-IS | cadmium; copper; gold; lead; molybdenum; PGE; silver; titanium |
| Wyoming Metasedimentary and Metavolcanic Belts | Rocky Mountains | Wyoming | Volcanogenic seafloor | Barite; Manganese oxide (layers, crusts, nodules); Polymetallic sulfide | copper; gold; iron; silver |
| Annapolis Subdistrict | South Central | Missouri | Basin brine path | Zinc-lead (MVT and sedex) | copper; lead; silver |
| Central Kentucky Mineral District | South Central | Kentucky | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | cadmium; calcite; copper; lead; silver |
| Central Missouri Barite-Lead District | South Central | Missouri | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; lead; silver |
| Copper Ridge Zinc District | South Central | Tennessee | Basin brine path | Zinc-lead (MVT and sedex) | cadmium; copper; lead; silver |
| Ducktown District | South Central | Georgia; Tennessee | Volcanogenic seafloor | Copper-zinc sulfide | copper; gold; iron; silver; sulfur |
| Illinois-Kentucky Fluorspar District | South Central | Illinois; Kentucky | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | cadmium; copper; lead; silver |
| Indian Creek Subdistrict | South Central | Missouri | Basin brine path | Zinc-lead (MVT and sedex) | copper; lead; silver |
| Mascot-Jefferson City Zinc District | South Central | Tennessee | Basin brine path | Zinc-lead (MVT and sedex) | cadmium; copper; lead; silver |
| Mine La Motte-Fredericktown Subdistrict | South Central | Missouri | Basin brine path | Zinc-lead (MVT and sedex) | copper; lead; silver |
| Northern Arkansas MVT Mineral District | South Central | Arkansas | Basin brine path | Zinc-lead (MVT and sedex) | copper; lead; silver |
| Old Lead Belt Subdistrict | South Central | Missouri | Basin brine path | Zinc-lead (MVT and sedex) | cadmium; copper; lead; silver |
| Pennsylvanian Phosphate, Black Shale, Underclay | South Central | Alabama; Arkansas; Georgia; Illinois; Indiana; Iowa; Kansas; Kentucky; Maryland; Michigan; Missouri; Nebraska; New York; Ohio; Oklahoma; Pennsylvania; Texas; Virginia; West Virginia | Basin brine path | Zinc-lead (MVT and sedex) | cadmium; copper; lead; silver |
| Powell River Zinc District | South Central | Tennessee | Basin brine path | Zinc-lead (MVT and sedex) | cadmium; copper; lead; silver |
| Tri-State District | South Central | Kansas; Missouri; Oklahoma | Basin brine path | Zinc-lead (MVT and sedex) | cadmium; copper; lead; silver |
| Viburnum Trend | South Central | Missouri | Basin brine path | Zinc-lead (MVT and sedex) | copper; lead; silver |
| Washington County Barite District | South Central | Missouri | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; lead; silver |
| Del Rio/Hot Springs Barite Mining Districts | Southeast; South Central | North Carolina; Tennessee | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; lead; silver |
| Alabama pegmatite zone | Southeast | Alabama | Porphyry Sn (granite-related) | Pegmatite LCT | (none) |
| Barite Hill mining district | Southeast | Georgia; South Carolina | Volcanogenic seafloor | Barite; Polymetallic sulfide | copper; gold; lead; silver |
| Blue Ridge VMS deposits | Southeast | Alabama; Georgia; North Carolina; South Carolina; Virginia | Volcanogenic seafloor | Polymetallic sulfide | copper; gold; lead; silver |
| Chopawamsic Ordovician VMS—Mineral, Valzinco district | Southeast | Virginia | Volcanogenic seafloor | Polymetallic sulfide | copper; gold; lead; silver |
| Cragford Mining District | Southeast | Alabama | Porphyry Cu-Mo-Au | High sulfidation gold-silver; Lithocap alunite | copper; gold; lead; silver |
| Goldville-Hog Mountain District | Southeast | Alabama | Porphyry Cu-Mo-Au | High sulfidation gold-silver; Lithocap alunite | copper; gold; lead; silver |
| Irish Creek Tin District | Southeast | Virginia | Porphyry Sn (granite-related) | Greisen | (none) |
| Kings Creek Mining District | Southeast | North Carolina; South Carolina | Volcanogenic seafloor | Barite; Polymetallic sulfide | copper; gold; lead; silver |
| Kings Mountain pegmatite district | Southeast | North Carolina; South Carolina | Porphyry Sn (granite-related) | Pegmatite LCT | (none) |
| Little Friar Mountain pegmatite | Southeast | Virginia | Porphyry Sn (granite-related) | Pegmatite LCT | (none) |
| North Carolina pegmatite zone | Southeast | North Carolina; Tennessee | Porphyry Sn (granite-related) | Pegmatite LCT | (none) |
| Spruce Pine Area | Southeast | North Carolina | Porphyry Sn (granite-related) | Pegmatite LCT | feldspar; high purity quartz; mica |
| Timberville and Austinville-Ivanhoe MVT districts | Southeast | Virginia | Basin brine path | Zinc-lead (MVT and sedex) | cadmium; copper; lead; silver |
| Valley and Ridge barite (Brannon Springs area-Etowah and St. Clair Counties) | Southeast | Alabama | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; iron; lead; silver |
| Valley and Ridge barite (Pleasant Valley area-Calhoun County) | Southeast | Alabama | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; iron; lead; silver |
| Valley and Ridge barite (Sinks area-Bibb County) | Southeast | Alabama | Basin brine path | Barite (replacement and bedded); Zinc-lead (MVT and sedex) | copper; iron; lead; silver |
| Virginia pegmatite zone-Amelia County | Southeast | Virginia | Porphyry Sn (granite-related) | Pegmatite LCT | feldspar; high purity quartz; mica |
| Zirconia Pegmatite Mining District | Southeast | North Carolina; South Carolina | Porphyry Sn (granite-related) | Pegmatite LCT | feldspar |
| Birch Creek | Southwest | California | Porphyry Sn (granite-related) | Greisen; Pegmatite LCT | copper; gold; lead; silver |
| Cal Blue Mine | Southwest | California | Porphyry Sn (granite-related) | Pegmatite LCT | (none) |
| Cave Peak | Southwest | Texas | Climax-type | Porphyry molybdenum | copper; molybdenum |
| Central Wasatch Mountains | Southwest | Utah | Porphyry Cu-Mo-Au | High sulfidation gold-silver; Polymetallic sulfide S-R-V-IS; Porphyry/skarn copper | cadmium; copper; gold; lead; molybdenum; silver; uranium |
| Contact Mining District | Southwest | Nevada | Porphyry Cu-Mo-Au | Distal disseminated silver-gold; Polymetallic sulfide S-R-V-IS; Porphyry/skarn copper | cadmium; copper; lead; molybdenum; gold; silver; uranium |
| Drum Mountains | Southwest | Utah | Porphyry Cu-Mo-Au | Distal disseminated silver-gold; Polymetallic sulfide S-R-V-IS; Porphyry/skarn copper | cadmium; clay; copper; gold; halloysite clay; iron; molybdenum; silver; uranium |
| Ely (Robinson District) | Southwest | Nevada | Porphyry Cu-Mo-Au | Distal disseminated silver-gold; Polymetallic sulfide S-R-V-IS; Porphyry/skarn copper | cadmium; copper; lead; molybdenum; gold; silver; uranium |
| Goldfield District | Southwest | Nevada | Porphyry Cu-Mo-Au | High sulfidation gold-silver; Lithocap alunite | copper; gold; silver |
| Goodsprings mining district | Southwest | Nevada | Basin brine path | Zinc-lead (MVT and sedex) | copper; lead; silver |
| Granite Peak district | Southwest | Utah | Climax-type | Fluorspar; Greisen; Pegmatite NYF | lead; molybdenum; silver; yttrium |
| Great Basin Central Nevada VMS | Southwest | Nevada | Volcanogenic seafloor | Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; silver |
| Great Basin North Central Nevada Sedex | Southwest | Nevada | Basin brine path | Zinc-lead (MVT and sedex) | copper; lead; silver |
| Great Basin West VMS | Southwest | California; Nevada; Oregon | Volcanogenic seafloor | Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; silver |
| Iron Mountain (Sierra Cuchillo) | Southwest | New Mexico | Climax-type | Greisen; Greisen-S-R beryllium; Volcanogenic beryllium | copper; gold; iron; lead; silver; uranium |
| Izzenhood | Southwest | Nevada | Climax-type | Rhyolite tin | (none) |
| Marysvale | Southwest | Utah | Climax-type | Fluorspar; Lithocap alunite; Polymetallic sulfide S-R-V-IS; Porphyry molybdenum; Volcanogenic uranium | copper; gold; lead; molybdenum; silver; uranium |
| McCullough Butte | Southwest | Nevada | Climax-type | Fluorspar; Greisen; Greisen-S-R beryllium | molybdenum |
| Mogollon-Wilcox-Gila fluorite districts | Southwest | Arizona; New Mexico | Climax-type | High sulfidation | copper; gold; silver |
| Mount Hope | Southwest | Nevada | Climax-type | Polymetallic sulfide S-R-V-IS; Porphyry molybdenum | copper; gold; lead; molybdenum; silver |
| Mount Wheeler mine area | Southwest | Nevada | Climax-type | Greisen; Greisen-S-R beryllium; Polymetallic sulfide S-R-V-IS | copper; gold; lead; molybdenum; silver |
| Oquirrh Mountains | Southwest | Utah | Porphyry Cu-Mo-Au | Distal disseminated silver-gold; Polymetallic sulfide S-R-V-IS; Porphyry/skarn copper | copper; gold; molybdenum; silver; uranium |
| Oreana mine area | Southwest | Nevada | Climax-type | Greisen; Greisen-S-R beryllium; Polymetallic sulfide S-R-V-IS | copper; gold; lead; molybdenum; silver |
| Paradise Peak | Southwest | Nevada | Porphyry Cu-Mo-Au | High sulfidation gold-silver; Lithocap alunite | copper; gold; mercury; silver |
| Park City-Gold Hill belt | Southwest | Utah | Porphyry Cu-Mo-Au | Distal disseminated silver-gold; Greisen; High sulfidation gold-silver; Lithocap kaolinite; Polymetallic sulfide S-R-V-IS; Porphyry/skarn copper; S-R-V tungsten | copper; gold; lead; molybdenum; silver; uranium |
| Park City-Gold Hill belt | Southwest | Utah | Climax-type | Fluorspar; Greisen; Polymetallic sulfide S-R-V-IS | copper; gold; lead; molybdenum; silver; uranium |
| Peninsular Ranges pegmatites | Southwest | California | Porphyry Sn (granite-related) | Pegmatite LCT | boron |
| Pine Grove-Blawn Mountain-Broken Ridge-Pink Knolls | Southwest | Utah | Climax-type | Lithocap alunite; Lithocap kaolinite; Polymetallic sulfide S-R-V-IS; Porphyry molybdenum | copper; gold; lead; molybdenum; silver; uranium |
| Precambrian Franklin Mountain tin | Southwest | Texas | Porphyry Sn (granite-related) | Polymetallic sulfide S-R-V-IS | copper; gold; lead; silver |
| Precambrian Franklin Mountain tin | Southwest | Texas | Placer | Cassiterite | (none) |
| Questa-Log Cabin-Spring Gulch | Southwest | New Mexico | Climax-type | Lithocap alunite; Porphyry molybdenum | molybdenum |
| Rociada | Southwest | New Mexico | Porphyry Sn (granite-related) | Pegmatite LCT | (none) |
| Saddleback Mountain-Goat Camp (and Steeple Rock district) | Southwest | Arizona; New Mexico | Climax-type | Fluorspar; High sulfidation; Lithocap alunite; Polymetallic sulfide S-R-V-IS | copper; gold; lead; silver |
| Sangre de Cristo VMS | Southwest | Colorado; New Mexico; Texas | Volcanogenic seafloor | Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Sheeprock or Columbia-East Erickson | Southwest | Utah | Climax-type | Greisen; Greisen-S-R beryllium; Polymetallic sulfide S-R-V-IS | copper; gold; lead; molybdenum; silver; uranium |
| Southern Basin and Range VMS | Southwest | Arizona | Volcanogenic seafloor | Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Southwest Laramide Porphyry Belt | Southwest | Arizona; New Mexico | Porphyry Cu-Mo-Au | Greisen; Lithocap alunite; Polymetallic sulfide S-R-V-IS; Porphyry/skarn copper; Porphyry/skarn molybdenum | cadmium; copper; gold; lead; molybdenum; silver; sulfuric acid; uranium |
| Southwest New Mexico VMS | Southwest | New Mexico | Volcanogenic seafloor | Copper-zinc sulfide; Polymetallic sulfide; Zinc-copper sulfide | copper; gold; lead; silver |
| Taylor Creek Mining District | Southwest | New Mexico | Climax-type | Lithocap alunite; Rhyolite tin | (none) |
| Taylor Creek Mining District | Southwest | New Mexico | Placer | Cassiterite | (none) |
| Texas-New Mexico alkaline belt | Southwest | New Mexico; Texas | Climax-type | Porphyry molybdenum | molybdenum |
| Tintic-Deep Creek belt | Southwest | Nevada; Utah | Porphyry Cu-Mo-Au | Distal disseminated silver-gold; Greisen; High sulfidation gold-silver; Lithocap alunite, Lithocap kaolinite; Polymetallic sulfide S-R-V-IS; Porphyry/skarn copper; R-V manganese; S-R-V tungsten | cadmium; copper; gold; halloysite clay; iron; lead; molybdenum; silver; uranium; zeolite |
| Tintic-Deep Creek belt | Southwest | Nevada; Utah | Climax-type | Distal disseminated silver-gold; Fluorspar; Greisen; Greisen-S-R beryllium; Lithocap alunite, Lithocap kaolinite; Pegmatite NYF; Polymetallic sulfide S-R-V-IS; Volcanogenic beryllium; Volcanogenic uranium | cadmium; copper; gold; halloysite clay; iron; lead; molybdenum; silver; uranium; zeolite |
| Trinity Range-Kamma Mountains | Southwest | Nevada | Climax-type | Porphyry molybdenum | molybdenum |
| Trout Creek district | Southwest | Utah | Climax-type | Greisen; Pegmatite NYF; Polymetallic sulfide S-R-V-IS | gold; lead; molybdenum; silver; yttrium |
| Victorio Mining District | Southwest | New Mexico | Climax-type | Polymetallic sulfide S-R-V-IS; Porphyry molybdenum; Skarn molybdenum | copper; gold; lead; molybdenum; silver |
| Western Great Basin Porphyry Copper | Southwest | California; Nevada | Porphyry Cu-Mo-Au | Distal disseminated silver-gold; High sulfidation gold-silver; Lithocap alunite; Polymetallic sulfide S-R-V-IS; Porphyry/skarn copper; Porphyry/skarn molybdenum; Skarn iron | cadmium; copper; gold; lead; molybdenum; silver; uranium |
| White Picacho | Southwest | Arizona | Porphyry Sn (granite-related) | Pegmatite LCT | copper; feldspar; gold; lead; mica; molybdenum; silver |
| Gorman tin district | Southwest | California | Placer | Cassiterite | (none) |
| Gorman tin district | Southwest | California | Porphyry Sn (granite-related) | Polymetallic sulfide S-R-V-IS | copper; gold; iron; lead; molybdenum; silver |