Barite
Locality: Linwood Mine, Buffalo, Scott Co., Iowa
Calcite on Brown Quartz (Keokuk Geode)
Barite on Matrix
Locality: Linwood Mine, Buffalo, Scott Co., Iowa
Barite
Locality: Linwood Mine, Buffalo, Scott Co., Iowa
Calcite and Marcasite
Locality: Linwood Mine, Iowa, USA
Barite
Locality: "Light It Up" Pocket, Linwood Mine, Buffalo, Scott Co., Iowa
Barite
Locality: Linwood Mine, Buffalo, Scott Co., Iowa
Barite
Locality: Linwood Mine, Buffalo, Scott Co., Iowa