5417 Gmelinite-Na, Madmans Window, Glenarm, Co. Antrim, Northern Ireland October 2, 2019 Steve Co. Antrim Northern Ireland United Kingdom
Canada North and Central Americas ncat JP1460 Gmelinite-Na, Siderite, Calcite, Pyrite, Albite, Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada December 24, 2024
Canada 0100 Anatase, Gmelinite-Na, Siderite, Quartz, Rutile, Poudrette Quarry, Mont St Hilaire, Quebec, Montreal, Canada September 18, 2019
Co. Antrim Northern Ireland United Kingdom 0641 Gmelinite-Na, Basalt quarry, Magheramorne, Larne, Co. Antrim, Northern Ireland, UK February 8, 2022
Co. Antrim Northern Ireland United Kingdom 3781 Analcime, Gmelinite-Na, Little Deer Park Quarry, Glenarm, Co. Antrim, Northern Ireland October 3, 2019
