ncat JP1703 Heulandite-Ca, Old Kilpatrick, West Dunbartonshire, Scotland, UK October 8, 2019 Steve Scotland United Kingdom West Dunbartonshire
Idaho North and Central Americas United States 30107 Heulandite-Ca, Mordenite, Rat’s Nest claim (Rat’s Nest mine), Challis, Bay Horse Mining District, Custer Co., Idaho, USA September 4, 2020
North and Central Americas Oregon United States ncat JP2968, Heulandite-Ca, Milepost 7, Crowfoot Road, Lost Creek Reservoir, Jackson Co., Oregon, USA September 23, 2019
Cornwall England United Kingdom 4425 Heulandite-Ca, Clinoptilolite-Ca, Wheal Hazard, St Just, Cornwall, England October 5, 2019
Canada North and Central Americas 30081 Chabazite-Ca, Heulandite-Ca, Wasson Bluff, Parrsboro, Cumberland Co., Nova Scotia, Canada April 25, 2020
