0053 Fluorite, Pyrite, Siderite, Renison Bell Mine, North Dundas, Zeehan district, West Coast municipality, Tasmania May 15, 2023 Steve Australasia Australia Tasmania Colourless fluorite cubes that fluoresce blue under longwave ultraviolet, partially coated with siderite. Tiny pyrite crystals also present. Width of view 11.5mm. Click on the images below for a higher resolution version. Longwave Ultraviolet White Light
Asia China 10042 Topaz, Quartz, Arsenopyrite, Muscovite, Fluorite, Babu District, Hezhou Prefecture, Guangxi Zhuang Autonomous Region, China October 5, 2019
Iowa North and Central Americas United States 1455 Pyrite, Pint’s Quarry, Raymond, Black Hawk Co., Iowa, USA March 23, 2018
Australasia Australia New South Wales ncat JL3902 Pyrargyrite, Siderite, 1,400 foot level, Brownes Shaft, Broken Hill, New South Wales October 15, 2019