Latest Us Mineral Resources News

IRIS Metals has revealed a 3.03Mt lithium resource at its fully permitted Beecher Project in South Dakota, featuring a notable rubidium component with a high-grade zone containing around 2,100 tonnes of Rb2O. This positions Beecher as a rare multi-commodity critical minerals asset in a top US mining jurisdiction.

Lodestar Minerals has reported high-grade heavy rare earth element assays up to 3.73% TREO from its Virgin Mountain project in Arizona, significantly surpassing previous results and highlighting its strategic potential in the US critical minerals landscape.