Mineral resource of the month: Chromium

Online link https://www.earthmagazine.org/article/mineral-resource-month-chromium
Description Although chromium is a metal, it does not occur naturally in metallic form. Chromium can be found in many minerals, but the only economically significant chromium-bearing mineral is chromite. Chromite has been mined from four different deposit types: stra
Originators Schulte, Ruth F.