4707 Rutile, Dolomite, Lengenbach Quarry, Switzerland March 24, 2018 Steve Europe Switzerland Rutile and dolomite, from the famous Lengenbach Quarry, Fäld, Binn Valley, Wallis, Switzerland. Click on the image below for a higher resolution version.
Australasia Australia Tasmania 3297 Dolomite, Hematite, Chalcopyrite, Prince Lyell Mine, Queenstown, Tasmania October 3, 2019
Missouri North and Central Americas United States 0481 Calcite, Dolomite, Chalcopyrite, Miliken Mine, Viburnum Trend, Reynolds Co, Missouri, USA September 19, 2019
Asia China 0330 Helvite, Dolomite, Calcite, Chamosite, Huanggang (Huanggangliang) Fe-Sn deposit, Hexigten Banner (Keshiketeng Co.), Ulanhad League (Chifeng Prefecture), Inner Mongolia Autonomous Region, China September 19, 2019
Missouri North and Central Americas United States 0215 Galena, Dolomite, Chalcopyrite, West Fork Mine, Viburnum Trend, Reynolds Co, Missouri, USA September 18, 2019