CRITICAL MINERAL COMPANIES · RESEARCH
Manganese companies & projects in Minnesota
Steelmaking, ferroalloys and battery materials. Explore 2 documented manganese assets in Minnesota, their companies, source classifications and related regional opportunities.
Asset counts by province / state · select a region
Canada’s mapped coordinates come from NRCan’s 2025 inventory. U.S. assets are mapped by state using USGS’s June 2026 release. Asset counts describe directory coverage.
MINERAL EXPOSURE
Minnesota at a glance
SUPPLY-CHAIN ACTIVITIES
Where assets fit
One asset can report several minerals. An organization may participate in multiple assets. Activity grouping describes the source record, and does not confirm current production, commercial availability or investment readiness.
GLOBAL SUPPLY CONTEXT · 2025 ESTIMATES
Manganese: production & import dependence
Production and import figures follow the commodity definitions in the source table. USGS Mineral Commodity Summaries 2026, Table 7 ↗. These global estimates are separate from this directory’s asset counts.
THE ASSET INVENTORY
Projects, mines & facilities
| Project / facility | Minerals | Region | Source classification |
|---|---|---|---|
| North Star HPMSM Plant ↗Electric Metals | Manganese | MinnesotaUnited States | RefineryIn development · 2026-06-29 |
| North Star Mine ↗Electric Metals | Manganese | MinnesotaUnited States | MineIn development · 2026-06-29 |
CORPORATE FOOTPRINT
Companies & operators
CONTINUE YOUR RESEARCH
Mineral sectors in Minnesota
CONTINUE THROUGH THE INDUSTRY
Related industries, roles & company locations
Research sources
- U.S. Geological Survey — U.S. facilities, June 2026 ↗Inventory: 2026-06-29 · Checked 2026-09-10
Each asset profile includes its source references and dates. Read the coverage, data licences and review methodology ↗.