Europe Italy 5515 Spinel, San Vito quarry, San Vito, Ercolano, Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy October 5, 2019
Australasia Australia Tasmania 2730 Cassiterite, Zircon, Spinel, Sapphire (Alluvial), Derby, Tasmania January 2, 2022
Montana North and Central Americas United States 1005 Spinel, Crazy Sphinx Mine, Helena, Helena Mining District, Lewis and Clark Co., Montana, USA July 19, 2020
