Cornwall England United Kingdom 5453 Pyrite, Penberthy Croft Mine, St Hilary, Cornwall, England October 2, 2019
Missouri North and Central Americas United States 1249 Pyrite after Anhydrite, Miliken Mine, Viburnum Trend, Reynolds Co, Missouri, USA September 22, 2019
Colorado North and Central Americas United States 4744 Pyroxmangite, Pyrite, Sphalerite, Sunnyside Mine, Bonita Peak, Gladstone, Eureka District, San Juan Co., Colorado, USA October 5, 2019
