4521 Straczekite, Union Carbide Mine, Wilson Springs, Garland Co., Arkansas, USA October 5, 2019 Pendleton Arkansas North and Central Americas United States
Connecticut North and Central Americas United States 1627 Datolite, Calcite, Roncari Quarry, East Glastonbury, Connecticut, USA September 22, 2019
Co. Antrim Northern Ireland United Kingdom 4303 Paulingite-(K), Giants Causeway, Co. Antrim, Northern Ireland October 5, 2019
Europe Germany ncat JP0437 Lepidocrocite, Shaft 371, Schlema-Hartenstein District, Erzgebirge, Saxony, Germany October 11, 2019
