20072 Arsenopyrite, Bavenite, Siderite, Mt Cleveland Mine, Luina, Heazlewood district, Waratah-Wynyard municipality, Tasmania March 26, 2021 Steve Australasia Australia Tasmania Interesting arsenopyrite with siderite(?) on a quartz matrix. There are also prismatic bavenite crystals amongst the carbonate blades (not evident in photo). Specimen is 38mm wide. Click on the image below for a higher resolution version.
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