Gemfields shines on rare rubies find
The stock closed 4.17% higher in London Tuesday after the miner revealed the discovery of two rare matching rubies from its Montepuez mine in Mozambique.
Most US mining and natural resources jobs lost in six years
Mining and logging was the big exception in Friday's payroll…
The world’s top 40 miners saw returns hitting decade-low in 2014 — report
They shed $156 billion in market value last year, or…
Meteorites heading to Earth may contain trillions of diamonds
Gems founds in fragments of the Almahata Sitta meteorite were…
Seven diamond miners form group to fight synthetics
But some believe main challenge will be falling prices and…