A summary of trading in key commodities markets overseas:
Oil prices have fallen modestly despite geopolitical tensions over war-torn Ukraine and a raging battle in the Gaza Strip.
The US benchmark, West Texas Intermediate (WTI) for August, dipped 17 cents to close at $US104.42 ($A112.98) a barrel on the contract's final day of trade on the New York Mercantile Exchange.
Brent North Sea crude for delivery in September fell 35 cents to settle at $US107.33 a barrel in London trade.
Gold futures retreated, as investors eye the situation in Ukraine and as US economic data point to continued recovery.
Gold for August delivery, the most active contract, on Tuesday fell $US7.60, or 0.6 per cent, to settle at $US1,306.30 a troy ounce on the Comex division of the New York Mercantile Exchange.
On Tuesday, pro-Russia rebels allowed a train carrying the remains of those killed aboard the Malaysia Airlines flight to leave the conflict zone and handed over the flight's black boxes to Malaysian officials.
US sales of existing homes rose 2.6 per cent in June to a seasonally adjusted annual rate of 5.04 million, the highest since October.
The consumer-price index rose 0.3 per cent in June, matching economists' expectations but slowing from May's 0.4 per cent increase. The index was up 2.1 per cent in June from a year earlier, unchanged from May's annual rise. However, excluding food and energy, the index rose 1.9 per cent in June, slipping from May's 2.0 per cent annual increase.
Base metals on the London Metal Exchange (LME) closed mostly higher, although tin prices lagged the rest of the complex.
At the close of open-outcry trading in the London ring on Tuesday, LME three-month copper was 0.2 per cent up from the previous session's settlement price, at $US7,035 per metric ton.
Aluminium closed 1.1 per cent higher at $US2,043 per ton, with three-month nickel closing 1.5 per cent higher on the day at $US19,100 per ton, while tin prices fell 0.3 per cent to $US22,100 per ton.
Zinc prices continued to trade at prices not seen for three years.
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