13. Tantalum Critical Raw Materials
13. Tantalum Tantalum is a dense, ductile and malleable metal of greyblue colour. ... Tantalum is mostly used (60%) in the production of capacitors used in electronics (smartphones, computers, wireless ... tantalum (like tin, gold and tungsten) lends itself to small scale and artisanal mining (ASM), and has been prominently linked to the ...