0054 Fluorite, Calcite, Buckskin Mountains, Arizona, USA March 21, 2018 Steve Arizona North and Central Americas United States Click for full sized image…
Deaccessioned Europe Russia Deaccessioned 30078 Calcite, Sphalerite, Chalcopyrite, Quartz, Fluorite, Bor Pit, Dal’negorsk B deposit, Dalnegorsk, Primorsky Krai, Russia April 22, 2020
Michigan North and Central Americas United States ncat JP804, Copper, Calcite, Copper Falls Mine, Copper Falls, Keweenaw Co., Michigan, USA September 23, 2019
Peru South America 20047 Calcite, Quartz, Pachapaqui mining district, Bolognesi Province, Áncash, Peru April 20, 2020