Minerals from Midwest, USA

Galena with Pyrite and Sphalerite from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Galena with Quartz from Buick Mine, Bixby, Viburnum Trend, Iron County, Missouri

Galena with Quartz from Sweetwater Mine, Viburnum Trend, Reynolds County, Missouri

Galena with Quartz and Pyrite from Sweetwater Mine, Viburnum Trend, Reynolds County, Missouri

Galena with Sphalerite from Mid-Continent Mine, Picher, Ottawa County, Oklahoma

Galena with Sphalerite from Tri-State Lead Mining District, Picher, Ottawa County, Oklahoma

Galena with Sphalerite from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Galena with Sphalerite from Sweetwater Mine, Viburnum Trend, Reynolds County, Missouri

Galena with Sphalerite from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Galena with Sphalerite from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Galena with Sphalerite from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Galena with Sphalerite from Cave-in-Rock District, Hardin County, Illinois

Galena with Sphalerite from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Galena with Sphalerite from Mid-Continent Mine, Treece, Cherokee County, Tri-State District, Kansas

Galena with Sphalerite from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Galena with Sphalerite from Blue Goose Mine, Commerce, Ottawa County, Oklahoma

Galena with Sphalerite from Cave-in-Rock District, Hardin County, Illinois

Galena with Sphalerite from Mid-Continent Mine, Treece, Cherokee County, Kansas

Galena with Sphalerite and Fluorite from Cave-in-Rock District, Hardin County, Illinois

Galena with Sphalerite and Fluorite from Cave-in-Rock District, Hardin County, Illinois

Galena with Sphalerite and Marcasite from Sweetwater Mine, Viburnum Trend, Reynolds County, Missouri

Galena with Sphalerite, Fluorite, Calcite from Denton Mine, Harris Creek District, Hardin County, Illinois

Galena with Strontian Barite from Elmwood Mine, Carthage, Smith County, Tennessee

Galena, Calcite and Barite on Sphalerite from Elmwood Mine, Carthage, Smith County, Tennessee

Galena, Calcite and Sphalerite on chert from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Galena, Calcite, Chalcopyrite from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Galena, Chalcopyrite, Dolomite from Viburnum Trend, Reynolds County, Missouri

Galena, Dolomite, Chalcopyrite from (Sweetwater Mine), Viburnum Trend, Missouri

Galena, Dolomite, Chalcopyrite from Fletcher Mine, Viburnum Trend, Reynolds County, Missouri

Galena, Dolomite, Chalcopyrite from Fletcher Mine, Viburnum Trend, Reynolds County, Missouri

Galena, Pyrite, Dolomite from St. Joe Lead District, near Bonne Terre, St. Francois County, Missouri

Galena, Pyrite, Quartz from Sweetwater Mine, Viburnum Trend, Reynolds County, Missouri

Galena, Sphalerite, Chalcopyrite from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Galena, Sphalerite, Chalcopyrite on Dolomite from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Galena, Sphalerite, Dolomite from Buick Mine, Bixby, Viburnum Trend, Iron County, Missouri

Galena, Sphalerite, Fluorite from Cave-in-Rock District, Hardin County, Illinois

Galena, Sphalerite, Pyrite, Quartz from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Goethite from Keweenaw Peninsula, Lake Superior, Michigan

Goethite from Ishpeming, Marquette County, Michigan

Goethite from Ishpeming, Marquette County, Michigan

Goethite from Marquette Iron Range, Marquette County, Michigan

Goethite from Ishpeming, Marquette County, Michigan

Goethite from Negaunee Iron Mining District, Marquette County, Michigan

Goethite from Garland County, Arkansas

Goethite from Lucy Mine, Negaunee District, Marquette County, Michigan

Goethite from Negaunee Iron Mining District, Marquette County, Michigan

Goethite from Sellwood Mine, Ishpeming, Marquette County, Michigan

Goethite from Iron River District, Iron County, Michigan

Goethite from Ishpeming District, Marquette County, Michigan

Goethite and Hematite from Negaunee Iron District, Marquette County, Michigan

Goethite and Hematite on Calcite from Cliff Mine, Ishpeming, Marquette County, Michigan

Goethite on Calcite from Monroe Cty., Iowa

Goethite pseudomorph after Marcasite from Columbia County, Wisconsin

Goethite var. Needle Ore from Richmond Mine, Palmer, Marquette County, Michigan

Goethite-Hematite from Ishpeming, Marquette County, Michigan

Gold from Homestake Mine, near Lead, Lawrence County, South Dakota

Gold from Homestake Mine, Lead District, Lawrence County, South Dakota

Gold in Quartz from Homestake Mine, near Lead, Lawrence County, South Dakota

Greenockite and Sphalerite from Carterville, Tri-State Mining District, near Joplin, Jasper County, Missouri

Greenockite on Calcite with Sphalerite from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Greenockite on Dolomite with Galena (portion of drill core) from Bonne Terre Mine, Old Lead Belt, St. Francois County, Missouri

Greenockite, Sphalerite, Hemimorphite from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Greenockite, Sphalerite, Smithsonite from Rush Creek District, Marion County, Arkansas

Griphite from Everly pegmatite (Riverton Lode), Harney City, Pennington County, South Dakota (Type Locality for Griphite)

Groutite from Ironton Mining District, Crow Wing County, Minnesota

Groutite from Robert Mine, Cuyuna Range, Crow Wing County, Minnesota

Gruenerite in Magnetite from Michigamme Mine, Marquette County, Michigan

Gypsum from Mammoth Cave, Kentucky

Gypsum from Texas

Gypsum from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum from Texas

Gypsum from Route 12, north of Sioux City, Plymouth County, Iowa

Gypsum from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum (rare formation) from Oklahoma

Gypsum var. Desert Rose from (near Paducah), (Cottle County), Texas

Gypsum var. Rams Horn from Mariposa Mine, Brewster County, Texas

Gypsum var. Rams Horn Gypsum from Mariposa Mine, Brewster County, Texas

Gypsum var. Selenite from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite from Terlingua District, Brewster County, Texas

Gypsum var. Selenite from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite from Texas

Gypsum var. Selenite from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite from Bristol Mine, Crystal Falls, Iron County, Michigan

Gypsum var. Selenite from Ellsworth, Mahoning County, Ohio

Gypsum var. Selenite from Ellsworth, Mahoning County, Ohio

Gypsum var. Selenite from Ellsworth, Mahoning County, Ohio

Gypsum var. Selenite from Ellsworth, Mahoning County, Ohio

Gypsum var. Selenite from Olivet, Hutchinson County, South Dakota

Gypsum var. Selenite from Ellsworth, Mahoning County, Ohio

Gypsum var. Selenite from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite from Grand Rapids, Kent County, Michigan

Gypsum var. Selenite from Russell County, Kansas

Gypsum var. Selenite from Ellsworth, Mahoning County, Ohio

Gypsum var. Selenite from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite from Texas

Gypsum var. Selenite from Grand Rapids, Kent County, Michigan

Gypsum var. Selenite from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite from Great Salt Plains, neat Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite from Hutchinson County, South Dakota

Gypsum var. Selenite from Ellsworth, Mahoning County, Ohio

Gypsum var. Selenite from Hutchinson County, South Dakota

Gypsum var. Selenite from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite Twins from Lemmon, Perkins County, South Dakota

Gypsum var. Selenite with hour-glass shaped zoning from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite with hour-glass shaped zoning from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite with hour-glass shaped zoning from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite with hour-glass shaped zoning from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Gypsum var. Selenite with internal zoning from Great Salt Plains, near Jet, Alfalfa County, Oklahoma

Halite from Detroit, Michigan

Halite from Cleveland, Cuyahoga County, Ohio

Hematite from Isabella Mine, Palmer, Marquette County, Michigan

Hematite from Ishpeming, Marquette County, Michigan

Hematite from Soudan Iron Mine, Soudan, St. Louis County, Minnesota

Hematite from Ishpeming, Marquette County, Michigan

Hematite from Newport Mine, Ironwood District, Gogebic County, Michigan

Hematite from Ishpeming, Marquette County, Michigan

Hematite from Iron Mining District, Marquette and Iron Counties, Michigan

Hematite from Ishpeming, Marquette County, Michigan

Hematite - banded formation from Minnesota

Hematite and Quartz from Isabella Mine, Palmer, Marquette County, Michigan

Hematite on Quartz from Republic Mine, Marquette County, Michigan

Hematite var. Blue Steel Ore from Cary Mine, Iron County, Wisconsin

Hematite var. Flowstone from Route 67 road cut, near Arkadelphia, Clark County, Arkansas

Hematite var. Grape Ore from Superior Mine, Marquette, Michigan

Hematite var. Kidney Ore from Montreal Mine, Gogebic Iron Range, Iron County, Wisconsin

Hematite var. Pipe Ore from Jackson Iron Mine, Jackson County, Wisconsin

Hematite var. Specular from Humboldt Mine, Marquette County, Michigan

Hematite var. Velvet Kidney Ore from Lucy Mine, Negaunee, Marquette County, Michigan

Hematite, Chalcopyrite, Calcite from Pea Ridge Mine, Washington County, Missouri

Hematite-Limonite from Menominee Range, near Iron City, Dickinson County, Michigan

Hemimorphite on Dolomite from Mattie Mae Mine, Rush Creek District, Marion County, Arkansas

Hemimorphite var. Calamine from Granby, Newton County, Missouri

Hemimorphite var. Calamine from Granby, Newton County, Missouri

Hemimorphite var. Calamine from Oronogo Mutual Mine, Tri-State Lead Mining District, Jasper County, Missouri

Honessite from Hall's Gap, Lincoln County, Kentucky

Honessite in Quartz Geode from US Route 27 road cut, Halls Gap, Lincoln County, Kentucky

Honessite in Quartz Geode from US Route 27 road cut, Halls Gap, Lincoln County, Kentucky

Honessite in Quartz Geode from US Route 27 road cut, Halls Gap, Lincoln County, Kentucky

Honessite in Quartz Geode from US Route 27 road cut, Halls Gap, Lincoln County, Kentucky