* BHP winds down small Chile copper mine
(Updates prices, adds treatment charges)
By Zandi Shabalala
LONDON, July 2 (Reuters) - Copper gained for a sixthstraight session on Thursday due to supply disruptions in theworld's largest producer Chile and more signs of recovery inlarge economies.
Three-month copper on the London Metal Exchange
The metal was on track for its seventh straight week ofgains, which would be its longest winning streak in nearly threeyears.
"Lockdowns are easing in many economies and that shoulddrive up demand," said WisdomTree analyst Nitesh Shah.
"At the same time, mines in Chile are experiencing problemsin terms of COVID-19 cases."
BHP Group
This comes a week after Chile state miner Codelco said itwould close its refinery and foundry operations at itsChuquicamata division to arrest the spread of the coronavirus.
GLOBAL ECONOMY: A slump in global manufacturing showed signsof easing in June as a rebound in Chinese and U.S. activityoffered some hope the world's two largest economies may havepassed the worst of the devastation caused by the novelcoronavirus, while the collapse in European factory activityabated.
POSITIONS: Supporting copper were rising bets for higherprices, with the net long on LME copper extending to around 5.3%of open interest as of Tuesday, according to broker MarexSpectron. These are levels not seen since January.
SUPPLY DEALS: China's top two copper smelters, JiangxiCopper
OTHER PRICES: Aluminium
(Reporting by Zandi Shabalala, additional reporting by MaiNguyen; Editing by Mark Potter and Alexandra Hudson, KirstenDonovan) ((zandi.shabalala@tr.com))
(( For related news and prices, click on the codes in brackets: LME price overview