Electric car battery cobalt prices are rocketing

The Argyle Pink Diamonds Tender, known as the ‘Connoisseurs Collection” weighing a total of 44.14 carats and including four Fancy Red diamonds, was internationally popular with winners from 11 countries.

The gloomy outlook comes as the International Energy Agency predicts crude oil won't reach $80 a barrel until at least the end of the decade.

Bitcoin has been surging in value since mid October and gained more than 20% yesterday alone.

Local authorities have issued the highest alert, warning residents to stay indoors.

Premiums for lump ore which let steelmakers lower pollution and cut costs have shrunk from $20 to just $3 a tonne.

So far in 2015, the state of the global diamond industry has been closely aligned with the posture of the global economy, as it so often is, and should be.

The stock ignored news from Zambia where President Edgar Lungu said he would not allow the firm to lay off workers at its Mopani Copper Mine, as it mothballs it for 18 months.

Index of manufacturing activity closely correlated with copper price bounces back in October.

According to the United Nations Environmental Programme, an estimated 50 million tons of electronic waste are generated around the world every year. What's more, the metal deposits found in many types of e-waste can be 40 to 50 times richer than the raw ore extracted from mines.