The vehicles, en route to South Africa, have been stranded in neighbouring Zambia since Monday.
In the 30 years Rio Tinto's Argyle Pink Diamonds have been tendering the rare gems, only 13 red diamonds have been brought in.
The world's largest diamond miner by market value said it will adopt a more flexible sales approach.
Sector now delivering some of the healthiest returns for many of the world’s biggest miners, including Rio Tinto and Anglo American.
Despite billions spent on exploration, only around 30 significant diamond mines are currently in production.
Last week Barrick Gold sold 41 million African Barrick shares to institutional investors.
It also slashed its gold reserves by almost a quarter.
Analysts claim Sub-Saharan Africa's investment environment is deteriorating.
A steady diamond demand in Europe, paired with an ever growing appetite for these precious stones in China and India, are to blame, says Alrosa.
"Hopefully" to materialize over the next 12 to 18 months.
Only three weeks after the miner announced it was replacing its CEO Greg Hawkins.
Steady diamond demand in the United States, paired with an ever growing appetite from China and India set to cause a major gap in global supply and demand, says report.
Produces third high purity rare earth compound.
Children as young as eight are mining in grim conditions in Africa's fourth largest gold producing country.
Industry veteran Brad Gordon, replaces Greg Hawkins effective immediately.
The mid-cap gold miner's impairment followed an operating review that also drove the company to announce $95 million of operating cost cuts.
Claimants allege African Barrick failed to curb the use of excessive force at its North Mara mine on a regular basis over the last three years.
The Southern African country ticks all the boxes.
Officials claim the start of the project is not clear.
Company said it would wait until summer to begin.
Tanzania’s main diamond mine, Williamson, has a potential mine life of over 50 years, although the current mine plan only accounts for 18 years.
Unregulated miners in Tanzania are hurting operations and the extraction of high quality tanzanite gems.
The measured and indicated resources of Mkuju River Project amounted to 35,888 tonnes of uranium.
Local villagers allegedly invaded the site to steal gold sand.
Tanzania's largest gold miner posted a fourth quarter loss driven by heavy write-downs and a warning of a further fall in output.
The Tanzania-focused gold minhas suffered from three consecutive years of declining gold production
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