0137 Goethite, Calcite, Lake Cooper Quarry, Corop, Victoria September 18, 2019 Steve Australasia Australia Victoria
Connecticut North and Central Americas United States 1627 Datolite, Calcite, Roncari Quarry, East Glastonbury, Connecticut, USA September 22, 2019
Arizona North and Central Americas United States ncat JP1586, Calcite, Phelps Dodge Corporation Well No. 1, Little Ajo Mts, Ajo District, Pima Co., Arizona, USA September 23, 2019
Europe Spain 8018 Cinnabar, Calcite, Almaden Mine, Almaden, Almaden District, Ciudad Real, Castile-La Mancha, Spain October 5, 2019
England North Yorkshire United Kingdom 1512 Barite, Calcite, Old Moulds Mine, Langthwaite, Arkengarthdale, Richmondshire, North Yorkshire, England, UK September 22, 2019