ncat Sillimanite, Brandywine Springs (County) Park, Hyde Run, New Castle County, Delaware, USA November 27, 2023 Steve Delaware North and Central Americas United States 6.3×5.3x 2.5cm
Australasia Australia South Australia 2455 Sillimanite, Near Springton, South Australia September 22, 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 4779 Sillimanite, Williamstown, South Mt Lofty Ranges (Adelaide Hills), Mt Lofty Ranges, South Australia October 5, 2019
