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
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