Metra Non-Ferrous Metals

Molten Salt Solutions

Montana Resources

● Montana · MT

MP Materials

NEVADA GOLD MINES LLC

Niron Magnetics

Noveon Magnetics

Peabody Energy

● Wyoming · WY

Phoenix Tailings

● Unassigned · MA

Precore Gold

Ramaco Resources

ReElement Technologies

Sibanye-Stillwater (Stillwater Mining Company)

● Montana · MT

TDA Magnetics

Tollan Materials

● New Mexico · NM

Ucore Rare Metals

Ur-Energy

● Wyoming · WY

USA Rare Earth

Usibelli Coal Mine, Inc.

● Unassigned · AK

Rare-Earth Magnets / Defense Materials

Vulcan Elements

● Greater Boston · MA