30067 Barite, Pyrite, Fluorite, Calcite, Level 4, El Solar Mine, Taxco de Alarcón, Mun. de Taxco, Guerrero, Mexico April 21, 2020 Steve Mexico North and Central Americas Fluorite is white, only picked up under longwave UV. Tiny scalenohedral calcite crystals. Ex Barry Johnson Collection. Video best viewed full screen.
Cornwall England United Kingdom 3622 Fluorite, Chalcophyllite, Calcite, Wheal Gorland, St Day, Cornwall, England October 3, 2019