5320 Thomsonite-Ca, Beech Creek Quarry, Mount Vernon, Grant Co., Oregon, USA September 29, 2019 Steve North and Central Americas Oregon United States
North Ayrshire Scotland United Kingdom 2943 M2032 Epidote, Albite, Thomsonite(?), Loanhead Quarry, Beith, North Ayrshire, Scotland, UK March 30, 2025
Australasia New Zealand ncat JD3 Thomsonite-Ca, Maunganui Bluff, Kaipara District, Northland Region, New Zealand December 22, 2023
Australasia New Zealand ncat JP1991 Thomsonite-Ca, Chabazite, Aranga Quarry (Stone’s Quarry; Hood Road Quarry), Aranga, Kaipara District, Northland Region, North Island, New Zealand October 8, 2019
