[Tesla signs a $1.5 billion deal to buy nickel from the Minnesota project of Talon Metals] Tesla said on Monday that it had signed its first US nickel supply agreement to take advantage of Talon Metals Corp's Tamarack mine in Minnesota. Under the terms of the deal, Tesla will buy 75000 tonnes (165m pounds) of nickel within six years after "extensive and detailed" due diligence and "lengthy negotiations", with the option of increasing delivery tonnage, according to the terms of the deal indicated by Talon (TSX:TLO).