The rare stone was recovered by Petra Diamonds at its Cullinan mine, located to the north-east of Pretoria, which is famed for its production of blue diamonds.

Experts believe that the diamond could be worth more than $10 million. Similar finds at the mine in recent years have commanded similarly high prices and the news of the latest discovery has resulted in Petra Diamond’s share price rising.

Manchester United had previous held the top spot every year since the list was first compiled in 2004, however its value according to Forbes of $3.17 billion has fallen behind that of the Spanish giants which is now totalled at $3.3 billion.

Mott MacDonald, a leading global engineering, management and development consultancy, is acquiring Brazilian environmental engineering consultancy Habtec Engenharia Ambiental.

The acquisition is part of Mott MacDonald’s strategy to create a regional base in Brazil from where it can expand across South America.

The news was made official after Glencore agreed to sell its stake in Xstrata's copper mining project in Peru, thus clearing the final hurdle in the completion of deal that will form one of the world's biggest metals and commodities firms.

For its part, Glencore also agreed to terms that state that it must supply a minimum volume of copper concentrate to China for a period of eight years.

How has financing evolved in the last three to five years?

As the Mining division of IHC Merwede, IHC Mining focuses on integrated solutions for mining houses in onshore, near shore and deep-sea mining. It offers advisory services to determine overall technical and economic project viability. It designs, builds and supplies innovative mining vessels and advanced equipment. During operations the company provides its clients with life cycle support.

As the continent of Africa continues to grow, both economically and in terms of a rising population, the demand for accessible healthcare has never been greater. Amongst a host of rapidly developing countries, Ethiopia is considered to be among the fastest growing African nations. The second most populous country in Africa, Ethiopia is home to more than 84 million people and is now beginning to take its place on the global stage.

From the spectacle of Antoni Gaudi’s Sagrada Familia church to the iconic Camp Nou stadium, the city of Barcelona is home to a countless number of stunning sights and experiences that make it one of the most popular city break destinations anywhere in the world.

“I wouldn’t say I have seen a change in the market in recent years, so much as that I have witnessed an increase in realisation from companies and businesses that in order to implement lean correctly it requires the understanding of management, strong leadership and a complete culture change,” explains Lean Program Director, Glenn Uminger. “So many organisations have tried in the past to implement lean and have come up short in their goal.