Australia could be a major source of the rare earths being withheld by China , a top White House official said Monday ahead of a visit from Australian Prime Minister Anthony Albanese . Kevin Hassett, the director of the National Economic Council, said Australia has one of the “best mining economies on Earth,” the smartest refiners and “lots and lots of rare earths.” He said the issue will come up during Mr. Albanese’s meeting with President Trump at the White House on Monday. “ Australia is