5056 Corundum, Zazafotsy Quarry, Ihosy District, Fianarantsoa Province, Madagascar September 29, 2019 Steve Africa Madagascar Ruby. Kerry Banks Collection
Argyll and Bute Scotland United Kingdom 3596 Sapphire, Kilfinichen Bay, Loch Scridain, Isle of Mull, Argyll and Bute, Scotland November 30, 2018
North and Central Americas North Carolina United States ncat VHD15, Corundum, Old Pressley Mine, Haywood Co., North Carolina, USA November 17, 2019
