Mine · Marquette County, Michigan, United States
Tilden Mine
Tilden Mine is a mine in Marquette County, Michigan, United States, owned by Cleveland-Cliffs Inc.
Facts
Every value links to its source, and to the source's own record where it has one. Licences and last-checked dates are per row.
| Fact | Value | Source |
|---|---|---|
| Location | Marquette County | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Status | Operating (active) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Commodities | iron ore (mainly iron ore) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Owner | Cleveland-Cliffs Inc (controls the operator) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Operator | Tilden Mining Company, LC. | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Employees | 790 people (annual average, in 2025) | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Mine type | Surface | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
| Coordinates | 46.3894, -87.6361 | MSHA Mines Data Set · Public domain · checked 24 Oct 2026 |
Research on this mine and its owner.Who owns it up to the parent company, its permits, resources and offtake, and an introduction to the owner.
Request researchHow its owner compares
Cleveland-Cliffs Inc owns 15 of the 2,675 mines in the United States in our data with a named owner; 18 owners have more. Counts cover the mines in our data that name an owner, holder or operator; an asset with several owners counts for each.
| Owner in United States | Rank | Mines | Share |
|---|---|---|---|
| Alpha Metallurgical Resources Inc | 1st | 56 | 2.1% |
| Sev.en Global Investments a.s. | 2nd | 50 | 1.9% |
| Rosebud Mining Company | 3rd | 40 | 1.5% |
| Martin Marietta Materials Inc | 4th | 29 | 1.1% |
| Metinvest B V | 4th | 29 | 1.1% |
| Cleveland-Cliffs Inc | 19th | 15 | 0.56% |
Nearby
Within 50 km of this mine: 1 power plant, measured from the coordinates in the facts above.
| Name | Kind | Size | Status | Distance |
|---|---|---|---|---|
| Superior Solar Project, LLC | Power plant | 150 MW | Planned | 15 km |
Owner, operator and place
More from Cleveland-Cliffs Inc
Other mines in Michigan
Data on this page
- Source: U.S. Energy Information Administration (Sep 2026). EIA-860 / 860M / 923, Public domain.
- MSHA Mines Data Set. MSHA Mines Data Set, Public domain.