Arizona North and Central Americas United States 2846 Dioptase, Fluorite, Quartz, Mammoth-Saint Anthony Mine, Tiger, Mammoth District, Pinal Co., Arizona, USA December 1, 2021
Africa Madagascar ncat OS003 Amethyst, Andilamena Quartz Quarries, Andranotokana Massif, Andilamena, Alaotra-Mangoro, Madagascar May 3, 2023
Australasia Australia New South Wales 4373 Quartz, Calcite, Broken Hill, New South Wales October 5, 2019
Cumbria England United Kingdom 6014 Fluorite, Hematite, Quartz, Florence Mine, Egremont, Cumbria, England October 2, 2019
