1916 Calcite, Sphalerite, Frazers Grove Mine, Rookhope, Weardale, England September 22, 2019 Steve Co. Durham England United Kingdom Click for full sized imageā¦
Connecticut North and Central Americas United States 2237 Calcite, Chlorite Group, O & G Southbury Quarry (Silliman Quarry), Southbury, New Haven Co., Connecticut, USA April 4, 2022
Arizona North and Central Americas United States ncat JP644, Calcite, Peabody Mine (Moore Mine), Cochise District, Little Dragoon Mts, Cochise Co., Arizona, USA September 23, 2019
Australasia Australia Tasmania 2971 Goethite, Calcite, Weber Falls, Scamander, Tasmania October 3, 2019
Australasia Australia Victoria ncat VHD11, Chabazite, Natrolite, Thomsonite, Calcite, Boral Quarry, Bundoora, Victoria November 17, 2019