ncat VHD3, Aegirine, Dog’s Head Tier, Interlaken, Tasmania November 17, 2019 Steve Australasia Australia Tasmania TBA
Arkansas North and Central Americas United States 4935 Aegirine, Analcime, Big Rock Quarry (3M Quarry; Arch Street Pike Quarry), Granite Mountain area, Little Rock, Pulaski Co., Arkansas, USA October 5, 2019
Africa Namibia ncat JP1246 Tuperssuatsiaite, Aegirine, Aris Quarries (Ariskop Quarry; Railway Quarry), Aris, Windhoek District, Khomas Region, Namibia October 8, 2019
Canada North and Central Americas ncat ANK MSH126 Rhodochrosite, Aegirine, Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada December 16, 2022
Arkansas North and Central Americas United States 4936 Kupleskite, Aegirine, Analcime, Big Rock Quarry (3M Quarry; Arch Street Pike Quarry), Granite Mountain area, Little Rock, Pulaski Co., Arkansas, USA October 5, 2019