Trump wants Ukraine's rare earth elements. Experts say he's overlooking a major issue.

Fuente: Business Insider

An excavator mining in the Zhytomyr region of Ukraine. Kostiantyn Liberov/Libkos/Getty ImagesTrump has said his minerals deal with Ukraine could net the US $500 billion from rare earths alone. The deal appears to be moving ahead, but readily exploitable deposits of rare earths may be a mirage.