Occurrence • Manganese

Occurrence • Manganese

Producer • Manganese

Occurrence • Manganese

Prospect • Bentonite

Past Producer • Gemstone

Producer • Gemstone

Unknown • Molybdenum, Copper

Producer • Chromium

Unknown • Copper, Nickel

Unknown •

Unknown •

Unknown •

Prospect • Copper

Producer • Beryllium, Cesium, Lithium, Rubidium, Tantalum

Unknown •

Unknown •

Unknown •

Unknown •

Unknown • Copper, Nickel

Unknown •

Unknown •

Producer • Niobium (Columbium), Cesium, Garnet, Beryllium, Mica, Quartz, Lithium, Tantalum