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2013 Top 8 Tantalum-producing Countries

Tantalum has been booted from a European Union list of critical raw materials because it's now thought to have "a lower supply risk." Here's a look at exactly how much of the metal was produced in 2013.

Many Companies Unlikely to Meet SEC Conflict Minerals Deadline: PwC

Just weeks remain before companies registered with the US Securities and Exchange Commission must disclose whether they are receiving tantalum, tungsten, tin and gold from the Democratic Republic of the Congo — and, if so, whether they are getting those minerals from conflict-free sources. However, PricewaterhouseCoopers says many companies are not ready to do so.