20047 Calcite, Quartz, Pachapaqui mining district, Bolognesi Province, Áncash, Peru April 20, 2020 Steve Peru South America White spiky balls of calcite on quartz. Fluorescent pink.
Highland Scotland United Kingdom 5480 Calcite, Talisker Bay, Minginish, Isle of Skye, Highland, Scotland October 2, 2019
Argyll and Bute Scotland United Kingdom 3804 Barite, Quartz, Sphalerite, Pyrite, Middleshop Mine, Strontian, Argyllshire, Scotland October 3, 2019
Iowa North and Central Americas United States ncat JP732, Pyrite, Calcite, Pint’s Quarry, Raymond, Black Hawk Co., Iowa, USA September 23, 2019
