1564 Calcite, Bwlch-y-Cwm Quarry, Tongwynlais, Cardiff, South Glamorgan, Wales September 22, 2019 Steve United Kingdom Wales Click for full sized image…
Australasia Australia Queensland ncat VHD4, Calcite, Siderite, Quartz, Biggenden, Queensland November 17, 2019
Australasia Australia Tasmania 3167 Calcite, Giblin Street Quarry, Lenah Valley, Tasmania October 3, 2019
Europe Greece ncat JP1189 Mimetite, Calcite, Lavrion District Mines, Lavrion District (Laurion; Laurium; Lavreotiki Municipality), Attiki Prefecture (Attica; Attika), Greece October 11, 2019
New Jersey North and Central Americas United States 1638 Franklinite, Rhodonite, Calcite, Trotter Shaft, Franklin, New Jersey, USA July 7, 2021
