Co. Antrim Northern Ireland United Kingdom 0471 Calcite, Levyne, Parkgate Quarry, Ballysclare, Co. Antrim, Northern Ireland September 19, 2019
Arkansas North and Central Americas United States 5627 Aegirine, Calcite, Jones Mill Quarry (Martin Marietta Quarry; Highway 51 Quarry; Mid-State Quarry), Magnet Cove, Hot Spring Co., Arkansas, USA October 5, 2019
England Somerset United Kingdom 1360 Strontianite, Calcite, Dulcote Quarry, Wells, Mendip Hills, Somerset, England September 22, 2019
