4305 Erionite-K, Port Na Boe, Giants Causeway, Co. Antrim, Northern Ireland October 5, 2019 Steve Co. Antrim Northern Ireland United Kingdom Richard Bell
Australasia New Zealand ncat JR10 Phillipsite-K, Erionite-K, Nontronite, Moeraki Point, Otago Region, New Zealand March 10, 2024
Arizona North and Central Americas United States 1034 Erionite-K, Heulandite, Malpais Hill, Dudleyville, Pinal Co., Arizona, USA July 25, 2021
North and Central Americas Oregon United States ncat JP3131 Erionite-K, Clinoptilolite-Na, Yaquina Head Quarry, Agate Beach, Lincoln Co., Oregon, USA September 23, 2019