CRITICAL MINERAL COMPANIES · RESEARCH
Boron companies, projects & facilities
Glass, ceramics, fertilizers and engineered materials. Research 8 documented boron assets in Canada and the United States, their regions and the organizations behind them.
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
Boron 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.
THE ASSET INVENTORY
Projects, mines & facilities
| Project / facility | Minerals | Region | Source classification |
|---|---|---|---|
| Boron Facility ↗U.S. Borax | Boron · Lithium | CaliforniaUnited States | RefineryAssumed active · 2026-06-29 |
| Boron Mine ↗U.S. Borax | Boron · Lithium | CaliforniaUnited States | Mines and QuarriesAssumed active · 2026-06-29 |
| Fort Cady ↗5N Plus Inc. | Boron · Lithium | CaliforniaUnited States | RefineryIn development · 2026-06-29 |
| Henderson Plant ↗Borman Specialty Materials | Boron · Manganese | NevadaUnited States | RefineryAssumed active · 2026-06-29 |
| Rhyolite Ridge Mine ↗ioneer Ltd. | Boron · Lithium | NevadaUnited States | MineIn development · 2026-06-29 |
| Rhyolite Ridge Plant ↗ioneer Ltd. | Boron · Lithium | NevadaUnited States | RefineryIn development · 2026-06-29 |
| Trona Plant ↗Searles Valley Minerals | Boron | CaliforniaUnited States | Mineral Processing PlantAssumed active · 2026-06-29 |
| Westend Plant ↗Searles Valley Minerals | Boron | CaliforniaUnited States | Mineral Processing PlantAssumed active · 2026-06-29 |
CORPORATE FOOTPRINT
Companies & operators
5N Plus Inc. ↗
Boron · Cadmium · Germanium · Lithium · Tellurium
Borman Specialty Materials ↗
Boron · Manganese
EMD Acquisition, LLC ↗
Boron · Manganese
ioneer Ltd. ↗
Boron · Lithium
Nirma Ltd. ↗
Boron
Rio Tinto Group ↗
Aluminum · Boron · Copper · Gallium · Lithium
Searles Valley Minerals ↗
Boron
U.S. Borax ↗
Boron · Lithium
CONTINUE YOUR RESEARCH
Boron by region
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 ↗.