ncat JP3183, Thomsonite-Ca, North Table Mountain, Golden, Golden District, Jefferson Co., Colorado, USA September 23, 2019 Steve Colorado North and Central Americas United States
Highland Scotland United Kingdom ncat JP2516 Mesolite, Thomsonite-Ca, Chabazite, The Storr, Portree, Trotternish, Isle of Skye, Highland, Scotland, UK October 8, 2019
Australasia New Zealand ncat JD3 Thomsonite-Ca, Maunganui Bluff, Kaipara District, Northland Region, New Zealand December 22, 2023
North and Central Americas Oregon United States 5320 Thomsonite-Ca, Beech Creek Quarry, Mount Vernon, Grant Co., Oregon, USA September 29, 2019
Australasia Australia Tasmania 2333 Calcite, Thomsonite-Ca, Addisons Creek, Gads Hill, Upper Mersey Valley, Meander Valley municipality, Tasmania December 14, 2021
