ncat VHD15, Corundum, Old Pressley Mine, Haywood Co., North Carolina, USA November 17, 2019 Steve North and Central Americas North Carolina United States Unknown orange fluorescence
Argyll and Bute Scotland United Kingdom 3596 Sapphire, Kilfinichen Bay, Loch Scridain, Isle of Mull, Argyll and Bute, Scotland November 30, 2018
Africa Madagascar ncat JP3061 Corundum var Ruby, Ampanihy District, Atsimo-Andrefana Region, Tulear Province (Toliara), Madagascar October 8, 2019