Dumfries & Galloway Scotland United Kingdom 4144 Descloizite, Glencrief Mine, Wanlockhead, Dumfriesshire, Scotland October 4, 2019
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