The U.S. has struck a deal with the Cook Islands to help capitalize on the island nation's critical mineral potential.

There's a mineral so rare that only one specimen of it has ever been found in the entire world. It's called kyawthuite (cha-too-ite), a tiny, tawny-hued grain weighing just a third of a gram (1.61 ...

The Project hosts the world's largest8pollucite-hosted caesium pegmatite Mineral Resource9at the Rigel and Vegazones with 0.69 Mt at 4.40% Cs2O, Indicated, and 1.70 Mt at 2.40% Cs2O, Inferred.

World's largest pollucite-hosted caesium pegmatite deposit confirmed at the Shaakichiuwaanaan Project, with a maiden Mineral Resource Estimate ("Caesium Zone MRE") of: Rigel Caesium Zone Indicated: ...