ncat OS003 Amethyst, Andilamena Quartz Quarries, Andranotokana Massif, Andilamena, Alaotra-Mangoro, Madagascar May 3, 2023 Steve Africa Madagascar Japan Law Twin 19x15x8mm. Click on the image below for a higher resolution version.
Arizona North and Central Americas United States 2854 Wulfenite (Quartz Encrusted), Hemimorphite, Finch Mine, Pinal Co., Arizona, USA October 3, 2019
Cumbria England United Kingdom 6014 Fluorite, Hematite, Quartz, Florence Mine, Egremont, Cumbria, England October 2, 2019
Europe France ncat JP1771 Boulangerite, Bournonite, Dolomite, Quartz, La Mure, Isere, Auvergne-Rhone-Alpes, France October 11, 2019