Occurrence • Magnesite

Occurrence • Talc-Soapstone

Occurrence • Beryllium, Tantalum, Niobium (Columbium)

Past Producer • Talc-Soapstone

Occurrence • Feldspar, Beryllium, Lithium

Past Producer • Gemstone

Occurrence • Lithium

Occurrence • Lithium

Producer • Beryllium, Feldspar