Key Points — Trump’s National Security Council adviser David Copley — known as Washington’s “critical minerals czar” — leads a seven-member delegation from six US agencies to a Brazil-US Critical Minerals Forum in São Paulo on March 18 — The US and Brazil’s state of Goiás signed a memorandum of understanding on rare earths cooperation, […] The post Washington Courts Brazil for Rare Earths as China Grips appeared first on The Rio Times .