0783 Calcite, Agate Creek, Etheridge Shire, Queensland September 20, 2019 Steve Australasia Australia Queensland Cluster of calcite crystals from inside a geode
Africa South Africa ncat JP1867 Magnetite, Calcite, Unidentified Green Mineral, Palabora Mine, Phalaborwa, Ba-Phalaborwa Local Municipality, Mopani District Municipality, Limpopo, South Africa March 27, 2024
Cornwall England United Kingdom 7189 Chalcocite, Calcite, Geevor Mine (North Levant Mine), Pendeen, St Just, St Just District, Cornwall, England October 5, 2019