California North and Central Americas United States ncat JP1024, Cinnabar, Calcite, Great Eastern and Mount Jackson Mine (Sonoma Mine; Sonoma Quicksilver Mines; Guerneville Mine; Great Eastern Mine; Mount Jackson Mine), Guerneville, Guerneville District, Coast Range, Sonoma Co., California, USA September 23, 2019
Europe Spain 0036 M3823 Cinnabar, Almadén, Almadén mining district, Ciudad Real, Castile-La Mancha, Spain December 10, 2021
England North Yorkshire United Kingdom ncat MAR01 M3239 Cinnabar, Calcite, Smithsonite, Hemimorphite, Coldstones Quarry, Greenhow, High and Low Bishopside, Harrogate, North Yorkshire, England, UK January 20, 2024