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
Australasia New Zealand ncat JP0127 Mordenite, Coromandel peninsula, Thames-Coromandel District, Waikato Region, North Island, New Zealand October 8, 2019
North and Central Americas Oregon United States ncat JP776, Clinoptilolite, Mordenite, Succor Creek, Malheur Co., Oregon, USA September 23, 2019
Buchan Grampian Scotland United Kingdom 4854 Mordenite, Tod Head Point, Catterline, Stonehaven, Buchan Grampian, Scotland, UK October 5, 2019
