5633 Thomsonite-Ca, Saga 1 Quarry, Sagasen, Morje, Porsgrunn, Telemark, Norway October 5, 2019 Steve Europe Norway Ole-Thorstein Ljostad
Highland Scotland United Kingdom ncat JP2532 Mesolite, Thomsonite-Ca, Calcite, The Storr, Portree, Trotternish, Isle of Skye, Highland, Scotland, UK October 8, 2019
Australasia New Zealand ncat JP1138 Thomsonite-Ca, Pyrite, Phillipsite-K, Blackhead Quarry, Dunedin City, Otago Region, South Island, New Zealand October 8, 2019
Australasia Australia Victoria ncat JP473 Thomsonite-Ca, Basalt quarry, Jindivick, Baw Baw Shire, Victoria September 23, 2019
Colorado North and Central Americas United States ncat JP3183, Thomsonite-Ca, North Table Mountain, Golden, Golden District, Jefferson Co., Colorado, USA September 23, 2019