Barley shipments also jumped fivefold.

Firm says it is only on track to finish expansion works by August.

Firm says it has been able to significantly reduce debt.

Port says shipments through April increased by double digits.

Firm says logistical woes in Mozambique to cut output from flagship mine.

New project seen boosting the country's economy.

Firm has been granted environmental approval for bauxite mining project in Queensland.

Firm will sell a bulk sample of 200,000 tons of its direct shipping ore from its Roper River tenement.

Shipments through the port declined by double digits through May 15.

Labor strike at Cerrejon mine hampered production in the country.