10020 Corundum, Bozeman Corundum Mine, Gallatin Gateway, Montana November 16, 2018 Steve Montana North and Central Americas United States Click for full sized image…
North and Central Americas North Carolina United States ncat VHD15, Corundum, Old Pressley Mine, Haywood Co., North Carolina, USA November 17, 2019
Africa Madagascar 5056 Corundum, Zazafotsy Quarry, Ihosy District, Fianarantsoa Province, Madagascar September 29, 2019
