Mozambique's lucrative ruby mines
Media playback is unsupported on your device

Mozambique's lucrative ruby mines

10 February 2017 Last updated at 13:43 GMT

In 2009 a vast deposit of rubies was discovered in northern Mozambique and now half the world's red gemstones come from there.

The BBC's Jason Boswell went to Montepuez in Mozambique to find out more for Africa Business Report.