4740 Zektzerite, Elpidite, Aegirine, Arfvedsonite, Astrophyllite, North Cascades Hwy, Milepost 166, Washington Pass, Golden Horn Batholith, Okanogan Co., Washington, USA October 5, 2019 Steve North and Central Americas United States Washington Washington Pass is the Type Locality for Zektzerite. Collected by Bruce Kelley, 2014,
Arkansas North and Central Americas Type Locality United States 5674 Barwoodite, Eggletonite, Aegirine, Big Rock Quarry (3M Quarry; Arch Street Pike Quarry), Granite Mountain area, Little Rock, Pulaski Co., Arkansas, USA June 27, 2020
Europe Greenland ncat JP1832 Naujakusite, Arfvedsonite, Sodalite, Aegirine, Kvanefjeld, Ilímaussaq complex, Narsaq, Kujalleq, Greenland April 22, 2023
North and Central Americas United States Washington 4739 Arfvedsonite, Astrophyllite, Zircon, Hyalite, North Cascades Hwy, Milepost 166, Washington Pass, Golden Horn Batholith, Okanogan Co., Washington, USA October 5, 2019
