Contract mining and construction firm Macmahon Holdings has secured various Australian mining contracts worth $90m. The first contract involves predevelopment work adjacent to current operations at BHP Billiton Iron Ore's Wheelarra mine and mining

Petra Diamonds is pleased to announce that Ministerial consent in terms of Section 11 of the Mineral and Petroleum Resources Development Act, 2002 (“MPRDA”) has been granted for the cession and transfer of the new order mining right for the Finsch diamond mine in South Africa (“Finsch”) from De Beers Consolidated Mines Limited (“De Beers”) to Afropean Diamonds (Pty) Limited (”Afropean”). Afropean represents Petra’s interests in Finsch; Afropean being owned as to Petra 74% and Petra’s Black Economic Empowerment partners 26%.

Oz Minerals reported its half year financial results on Monday. Highlights were revenue of $632.7 million, and reported net profit after tax of $113.9 million with underlying net profit after tax of $189.1 million.

Crude oil jumped to the highest level in more than a week on Monday after positive news about Japan signalled the global economy may not be in such dire straits as previously thought, the dollar slumped and fresh data showed China's reliance on foreign oil – now at over 55% – is increasing at a rapid pace. US crude in the form of West Texas Intermediate rose 3% to just shy of $88 per barrel and the discount to international prices narrowed slightly. The price for Canadian synthetic crude – a light oil manufactured from oil sands – topped $102 as the premium it attracts widened to over $15 despite a looming end to shortages.

The deadline for a crucial federal loan guarantee backing a proposed uranium plant in southern Ohio came and went Monday leading some to wonder if the project will ever get shovels in the ground, the Dayton Daily News reports. For the second time in three months, investors in a $5 billion uranium centrifuge project in Pike County have said they will give the federal government more time to offer a $2 billion loan guarantee. Ohio officials first unveiled plans for the plant in 2009, promising 4,000 jobs for an area with the worst unemployment in the US state.

University of Kentucky research into cleaner-burning coal technology received a $19.4 million boost on Monday, most of it from the federal government.

In the wake of the Fukushima meltdowns, some nations are looking to move away from nuclear power. But not China, which is proceeding with plans to build 36 reactors over the next decade. As a result of such climate change concerns, as well as the need for more power in developing nations, more than 60 reactors are under construction around the world today in countries like India, Russia and South Korea. Even the US is currently building one new reactor — the second unit at Watts Bar in Tennessee.

A string of positive developments have lit a fire under North American potash stocks with Potash Corp. of Saskatchewan leading the charge. The industry bellwether has made investors almost $5 billion richer since Tuesday after an Indian bid for Belarus's state-owned producer valued that company at close to $30 billion. The news came after the EU's largest player said its profits could jump 40% over the next six months and disappointing corn harvests in the US boosted demand for the soil nutrient. Potash Corp. dragged higher the whole sector which also saw the listing of a potash from waste firm on Monday.

Gold for December delivery rebounded Monday, finishing up $15.40 or almost 1% at $1,758 an ounce, after losing more than $40 over the past two trading days. Gold futures hit highs just above the $1,800 level last week and is up more than 24% for the year. Monday marked the 40th anniversary of the US dropping the gold standard which pegged the conversion rate for one ounce at $35. Most analysts do not expect demand for gold as a hedge against inflation to diminish and speculations that the US Fed will undertake a third round of monetary easing are mounting.