5223 Calcite, Wulfenite, Rowley Mine, Theba, Maricopa Co., Arizona, USA September 29, 2019 Steve Arizona North and Central Americas United States
Arizona North and Central Americas United States 2678 Vanadinite, Descloizite, Calcite, Upper Level, Grey Horse Mine, Riverside, Riverside Mining District, Pinal County, Arizona, USA October 8, 2023
Iowa North and Central Americas United States 1455 Pyrite, Pint’s Quarry, Raymond, Black Hawk Co., Iowa, USA March 23, 2018
Canada North and Central Americas 30068 Barite, Dolomite, Pyrite, Calcite, Newfoundland Zinc Mine, Daniel’s Harbor, Newfoundland, Canada April 21, 2020
