0053 Fluorite, Pyrite, Siderite, Renison Bell Mine, North Dundas, Zeehan district, West Coast municipality, Tasmania May 15, 2023 Pendleton 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
Australasia Australia Tasmania 3031 Chrysotile, Lord Brassey Mine, Heazlewood, Tasmania October 3, 2019
United Kingdom Wales ncat JP1250 Wulfenite, Pyromorphite, Glogfawr Mine, Lisburne Lead and Silver Mines, Ysbyty Ystwyth, Ceredigion, Wales, UK January 24, 2025
Australasia Australia Victoria 8047 Unidentified Species, Wolfram Mine, Pittong, Victoria October 5, 2019