ncat JP1024, Cinnabar, Calcite, Great Eastern and Mount Jackson Mine (Sonoma Mine; Sonoma Quicksilver Mines; Guerneville Mine; Great Eastern Mine; Mount Jackson Mine), Guerneville, Guerneville District, Coast Range, Sonoma Co., California, USA September 23, 2019 Steve California North and Central Americas United States
Connecticut North and Central Americas United States 2237 Calcite, Chlorite Group, O & G Southbury Quarry (Silliman Quarry), Southbury, New Haven Co., Connecticut, USA April 4, 2022
Australasia Australia New South Wales ncat VHD4, Calcite, Broken Hill, New South Wales November 17, 2019
Australasia Australia Victoria 40021 RH2568 Clinopyroxene Subgroup, Andesine, Ilmenite, Calcite, Dreeite, Colac Otway Shire, Victoria January 21, 2021
Cumbria England United Kingdom 5262 Calcite, Tynebottom Mine, Garrigill, Cumbria, England September 29, 2019
