A world map shows manganese mining locations marked by orange circles with "M n." Key areas include the U S, Mexico, Brazil, South Africa, China, India, Australia, and Europe (Spain, Ukraine). Major clusters are in China, U S, Brazil, and South Africa.
Manganese Mines | Class | Rank | Percent | 240–259 | 220–239 | 200–219 | 180–199 | 160–179 | 140–159 | 120–139 | 100–119 | 80–99 | Less than 80 | -1.75 to -1.5 | -1.5 to -1.25 | -1.25 to -1.0 | -1.0 to -0.75 | -0.5 to -0.25 | -0.25 to 0.25 | 0.5 to 0.75 | Atlantic Ocean Seaboard | Baja California | California | Churchill | Columbia and Northwestern United States | Fraser | Great Basin | Gulf Coast | Gulf of Mexico, North Atlantic Coast | Hudson Bay Coast | Mackenzie | Mexico, Northwest Coast | Mississippi - Missouri | North America, Colorado | Northwest Territories | Pacific and Arctic Coast | Río Grande - Bravo | Saskatchewan - Nelson | St John | St Lawrence | United States, North Atlantic Coast | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 18.5 | 13.3% | 34.1% | 49.4% | 36.1% | 40.7% | 37.0% | 24.4% | 42.3% | 44.7% | 2.23% | 2.11% | 0.444% | 1.11% | 0.206% | 0.177% | 0.267% | 0.120% | 26.8% | 0.273% | 42.5% | 4.84% | 23.3% | 22.5% | 22.1% | 40.8% | 69.5% | 22.9% | 43.3% | 5.78% | 45.4% | 30.9% | 63.9% | 49.2% | 24.7% | 28.5% | 2.90% | 27.2% | 47.9% | ||||