4877 Kassite, Aegirine, Pectolite, Diamond Jo Quarry, Magnet Cove, Hot Spring Co., Arkansas, USA October 5, 2019 Steve Arkansas North and Central Americas United States
North and Central Americas United States Washington 4740 Zektzerite, Elpidite, Aegirine, Arfvedsonite, Astrophyllite, North Cascades Hwy, Milepost 166, Washington Pass, Golden Horn Batholith, Okanogan Co., Washington, USA October 5, 2019
Australasia Australia Tasmania ncat VHD4, Quartz, Aegirine, Dog’s Head Tier, Interlaken, Tasmania November 17, 2019
Europe Russia 6056 Tisinalite, Aegirine, Umbozero mine, Alluaiv Mt, Lovozero Massif, Kola Peninsula, Russia October 2, 2019
Canada North and Central Americas 1447 Fluorite, Natrolite, Rhodochrosite, Aegirine?, Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada August 14, 2020
