ncat VHD4, Calcite, Biggenden, Queensland November 17, 2019 Steve Australasia Australia Queensland TBA
Australasia Australia Tasmania 1816 Calcite, Chalcopyrite, Henty Gold Mine, Queenstown, Tasmania December 14, 2021
England Somerset United Kingdom 4112 Calcite, Clevedon Beach, Somerset (Avon), England October 4, 2019
Arizona North and Central Americas United States ncat JL0275 Dioptase, Calcite, Christmas Mine, Gila Co., Arizona, USA October 15, 2019