ANKC2 Calcite, Siderite, Biggenden Mine, Biggenden, Queensland February 7, 2023 James Melville Australasia Australia Queensland ANKC2 Calcite, Siderite, from Biggenden Mine, Biggenden, Queensland, Australia. 28x20x15mm.
Mexico North and Central Americas 3735 Native Silver, Batopilas, Andrés del Rio mining district, Chihuahua, Mexico December 15, 2023