5394 Corundum, Mogok, Myanmar (Burma) September 29, 2019 Steve Asia Myanmar (Burma) Sapphire Rough & Cut
Montana North and Central Americas United States 10020 Corundum, Bozeman Corundum Mine, Gallatin Gateway, Montana November 16, 2018
North and Central Americas North Carolina United States ncat VHD15, Corundum, Old Pressley Mine, Haywood Co., North Carolina, USA November 17, 2019
California North and Central Americas United States 30002 Ruby, Cascade Canyon, San Bernadino Co., California October 5, 2019
Australasia Australia Victoria ncat JP202 Corundum, Mt Loch, Hotham Heights, Victoria September 23, 2019
