🐺+W+🪨

#wolfram #tungsten #ore #w element

(FeMn)WO₄+💎

#iron manganese tungstate #chemical formula #metal ore #w element #mineralogy

⛏️+W+🪨

#tungsten ore #w element #ferberite #huebnerite #rock collecting

💡+W+🪨

#tungsten filament #mineral ore #w element #electrical