5626 Aegirine, Calcite, Jones Mill Quarry (Martin Marietta Quarry; Highway 51 Quarry; Mid-State Quarry), Magnet Cove, Hot Spring Co., Arkansas, USA October 5, 2019 Steve Arkansas North and Central Americas United States Colour-zoned aegirine, Rod Martin
North Ayrshire Scotland United Kingdom 2939 Anthophyllite, Chlorite, Calcite, Loanhead Quarry, Beith, North Ayrshire, Scotland, UK March 29, 2025
California North and Central Americas United States 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
Arizona North and Central Americas United States ncat JP644, Calcite, Peabody Mine (Moore Mine), Cochise District, Little Dragoon Mts, Cochise Co., Arizona, USA September 23, 2019
