5399 Sillimanite, Mogok, Myanmar (Burma) September 29, 2019 Steve Asia Myanmar (Burma) Fibrolite Rough & Cut
Delaware North and Central Americas United States ncat Sillimanite, Brandywine Springs (County) Park, Hyde Run, New Castle County, Delaware, USA November 27, 2023
Australasia Australia South Australia 4779 Sillimanite, Williamstown, South Mt Lofty Ranges (Adelaide Hills), Mt Lofty Ranges, South Australia October 5, 2019
Europe Italy ncat JP0661 Sillimanite, Cuzzago-Proman pegmatite veins, Premosello Chiovenda, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont, Italy October 11, 2019
Australasia Australia South Australia 2455 Sillimanite, Near Springton, South Australia September 22, 2019
