Minerals from Midwest, USA

Sphalerite from Cumberland Mine, Smith County, Tennessee

Sphalerite from Picher District, Ottawa County, Oklahoma

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

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

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

Sphalerite from Elmwood Mine, Carthage, Smith County, Tennessee

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

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

Sphalerite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite from Elmwood Mine, Carthage, Smith County, Tennessee

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

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

Sphalerite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite from Logansport, Cass County, Indiana

Sphalerite from Logansport, Cass County, Indiana

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

Sphalerite from Elmwood Mine, Carthage, Smith County, Tennessee

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

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

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

Sphalerite from Logansport, Cass County, Indiana

Sphalerite from Gordonsville Mine, Carthage, Smith County, Tennessee

Sphalerite from Tri-State Lead-Zinc Mining District, Treece, Cherokee County, Kansas

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

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

Sphalerite from Gordonsville Mine, 03S #4 Level, Gordonsville, Smith County, Tennessee

Sphalerite from Elmwood Mine, Carthage, Smith County, Tennessee

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

Sphalerite from Cumberland Mine, Smith County, Tennessee

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

Sphalerite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite from Denton Mine, Harris Creek District, Hardin County, Illinois

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

Sphalerite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite from Black Jack Mine, Galena District, Jo Davies County, Illinois

Sphalerite from Black Jack Mine, Galena District, Jo Davies County, Illinois

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

Sphalerite from Black Jack Mine, Galena District, Jo Davies County, Illinois

Sphalerite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite (complexly twinned crystals) from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite (contact twinned crystals) from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite (iridescent) with Pyrite from Tri-State Lead-Zinc Mining District, Picher, Ottawa County, Oklahoma

Sphalerite (lamellar Spinel Law-twinned) from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite (lamellar twinned) with minor Calcite from Mid-Continent Mine, Treece, Cherokee County, Kansas

Sphalerite (Spinel Law twinned crystals) from Mid-Continent Mine, Treece, Cherokee County, Kansas

Sphalerite (Spinel Law twinned crystals) from France Stone Co. Quarry, 4.8 km east of Logansport, Cass County, Indiana

Sphalerite (Spinel-Law twinned crystals) from Viburnum Trend, Reynolds County, Missouri

Sphalerite (Spinel-law Twinned) from Mid-Continent Mine, Treece, Cherokee County, Tri-State District, Kansas

Sphalerite (Spinel-law twinned) from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite (Spinel-law twinned) on Dolomite from Tri-State Lead-Zinc Mining District, Treece, Cherokee County, Kansas

Sphalerite (twinned crystals) from Logansport, Cass County, Indiana

Sphalerite (twinned crystals) with minor Dolomite, Chalcopyrite, Galena from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite and Barite over Dolomite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite and Calcite from Mid-Continent Mine, Treece, Cherokee County, Kansas

Sphalerite and Calcite from Picher District, Ottawa County, Oklahoma

Sphalerite and Calcite from Pugh Quarry (France Stone Co. Custar Quarry), 6 km NNW of Custar, Wood County, Ohio

Sphalerite and Calcite from Pugh Quarry (France Stone Co. Custar Quarry), 6 km NNW of Custar, Wood County, Ohio

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

Sphalerite and Chalcopyrite from Ballard Mine, Baxter Springs, Cherokee County, Kansas

Sphalerite and Chalcopyrite from Ballard Mine, Baxter Springs, Cherokee County, Kansas

Sphalerite and Chalcopyrite from Ballard Mine, Baxter Springs, Cherokee County, Kansas

Sphalerite and Chalcopyrite from Picher Lead Mining District, Ottawa County, Oklahoma

Sphalerite and Chalcopyrite from Baxter Springs, Tri-State District, Cherokee County, Kansas

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

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

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

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

Sphalerite and Fluorite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite and Fluorite from Cumberland Mine, Smith County, Tennessee

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

Sphalerite and Galena from Picher Lead Mining District, Ottawa County, Oklahoma

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

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

Sphalerite and Galena over Fluorite from Denton Mine, Harris Creek District, Hardin County, Illinois

Sphalerite and Pyrite from Ballard Mine, Baxter Springs, Cherokee County, Kansas

Sphalerite and Quartz from Picher District, Ottawa County, Oklahoma

Sphalerite in Calcite Geode from Geode area, Keokuk, Iowa

Sphalerite Marcasite, Dolomite from Picher District, Ottawa County, Oklahoma

Sphalerite on Calcite from Delphi Limestone Co. Quarry, Carroll County, Indiana

Sphalerite on Calcite-Dolomite from Pugh Quarry, 6 km NNW of Custar, Wood County, Ohio

Sphalerite on Crinoid Stem fossil from Tri-State Lead-Zinc Mining District, Picher, Ottawa County, Oklahoma

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

Sphalerite on Dolomite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite on Dolomite from Eagle Picher Mine, Picher, Ottawa County, Oklahoma

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

Sphalerite on Dolomite from Jefferson City, 1600' level, Jefferson County, Tennessee

Sphalerite on Dolomite from Elmwood Mine, Carthage, Smith County, Tennessee

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

Sphalerite on Dolomite from Burkesville, Cumberland County, Kentucky

Sphalerite on Dolomite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite on Dolomite with Calcite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite on Dolomite with Chalcopyrite from Wilbur Mine, Tri-State Lead Mining District, near Treece, Cherokee County, Kansas

Sphalerite on Fluorite from Denton Mine, Harris Creek District, Hardin County, Illinois

Sphalerite on Fluorite from Logansport, Cass County, Indiana

Sphalerite on Fluorite from Annabel Lee Mine, Cave-in-Rock District, Hardin County, Illinois

Sphalerite on Galena from Treece, Cherokee County, Kansas

Sphalerite on Galena from Tri-State Lead-Zinc Mining District, near Treece, Cherokee County, Kansas

Sphalerite on Limestone from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite on limestone from Cumberland Mine, Smith County, Tennessee

Sphalerite on Quartz from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite on Quartz from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite on Quartz from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite on Quartz from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite on Quartz geode from Gray's Quarry, Hamilton, Hancock County, Illinois

Sphalerite on Quartz with Calcite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite on Quartz with Calcite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite on Quartz with Dolomite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite on Quartz with Dolomite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite on Quartz with Fluorite from Mahoning Mine, Cave-in-Rock District, Hardin County, Illinois

Sphalerite on Quartz, Calcite, Fluorite from Cave-in-Rock District, Hardin County, Illinois

Sphalerite over Quartz with pseudomorphs after Barite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite var. Ruby Blende from Blue Goose Mine No. 1, Commerce, Ottawa County, Oklahoma

Sphalerite var. Ruby Blende from Blue Goose Mine No. 1, Commerce, Ottawa County, Oklahoma

Sphalerite var. Ruby Blende from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite var. Ruby Blende from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite var. Ruby Blende from Treece, Cherokee County, Kansas

Sphalerite var. Ruby Blende with Chalcopyrite from Tri-State Lead-Zinc Mining District, Baxter Springs, Cherokee County, Kansas

Sphalerite var. Ruby Blende with Chalcopyrite from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite var. Ruby Blende with Dolomite from Baxter Springs, Cherokee County, Kansas

Sphalerite var. Ruby Blende. from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite var. Ruby Jack from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite var. Ruby Jack from Mid-Continent Mine, Picher, Ottawa County, Oklahoma

Sphalerite var. Ruby Jack from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite var. Ruby Jack from Ballard Mine, Baxter Springs, Cherokee County, Kansas

Sphalerite var. Ruby Jack from Mid-Continent Mine, Picher, Ottawa County, Oklahoma

Sphalerite var. Ruby Jack from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite var. Ruby Jack from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite var. Ruby Jack from Vanderpool Mine, Ottawa County, Oklahoma

Sphalerite var. Ruby Jack from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite var. Ruby Jack from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite var. Ruby Jack with Chalcopyrite from Tri-State Lead-Zinc Mining District, near Joplin, Jasper County, Missouri

Sphalerite var. Ruby Jack with Chalcopyrite from Tri-State Lead Mining District, Picher, Oklahoma

Sphalerite var. Ruby Jack with Quartz from Treece, Cherokee County, Kansas

Sphalerite var. Ruby Jack, with Calcite from Mid-Continent Mine, Picher, Oklahoma

Sphalerite var. Ruby Jack, with Calcite from Mid-Continent Mine, Picher, Oklahoma

Sphalerite var. Ruby-blende from Tri-State Lead Mining District, Treece, Kansas

Sphalerite with Calcite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite with Calcite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite with Calcite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite with Calcite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite with Calcite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite with Calcite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite with Calcite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite with Calcite from Maumee Stone Quarry, Lime City, Wood County, Ohio

Sphalerite with Calcite from Elmwood Mine, Carthage, Smith County, Tennessee

Sphalerite with Calcite from Elmwood Mine, Carthage, Smith County, Tennessee

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

Sphalerite with Chalcopyrite from Mid Continent Mine, Baxter Springs, Kansas