The Latest Breaking News from Rio Tinto

One of the world's biggest iron ore miners has posted its weakest first-half profit in years as lower global demand continues to drag on the commodity's price.

The ASX200 has gained 0.1 per cent as losses for the big retail banks were outweighed by gains for mining giants BHP, Rio Tinto and Fortescue.

The UK’s top stock index jumped by as much as 100 points, or 1.1%, to a new intraday record of 8,967.21 points.

Aluminerie Alouette, Canada's largest aluminum smelter and a key supplier to the U.S. market, announced a CA$1.5 billion ($1.1 billion) investment in its northern Québec facilities. The firm, owned by a Rio Tinto (NYSE:RIO)-led consortium, is making this commitment despite growing pressure from U.S. tariffs and global trade uncertainty.

The FTSE 100 index closed up 48.51 points at 8,823.20.

On CNBC's “Mad Money Lightning Round,” Jim Cramer said Rio Tinto (NYSE:RIO) has a big yield and recommended buying the stock. “I believe in the minerals. I think you're fine,” he added.

The reviled foreign project could be key to Bougainville’s prosperity in independence. But some say the island risks repeating the mistakes of the past

The mining sector rose 2.3 per cent in its best day in 11 weeks but overall the ASX dipped, while the Australian dollar climbed to a seven-month high.

Rio Tinto (NYSE:RIO) and Hancock Prospecting have announced on Tuesday a joint investment of $1.61 billion to develop the Hope Downs 2 iron ore project in Western Australia's Pilbara region. A 50-50 investment will drive a significant expansion of the long-standing Hope Downs Joint Venture between the two companies.