Three junior 'rare earth' miners for the brave

Industrial usage of rare earth metals has shot up over the last few years. And with China controlling much of the world's supply, there's big money to be made from producing them. Dan Fessler picks three companies to consider.

What do your cell phone, a euro banknote, superconductors, fibre-optic communications systems and the motor for your car's windscreen wiper all have in common?

They (and thousands of other everyday products) contain minute quantities of some of the most obscure chemical elements on the planet. They're known as 'rare earth metals' or simply 'rare earths'. So what's the big deal about them?

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