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v1.14.0-c07f575·Data last verified: April 22, 2026
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Mountain Pass

Rare Earth Mining Project

Preliminary Analyst Data

Project Overview

Status

Operating

Ore Type

Bastnäsite

Country

USA

Target Year

TBD

Operator

MP Materials

Development Milestones

3 of 5 milestones complete60%
  1. ✓

    Mine Restart

    MP Materials restarted mining operations after the site sat idle since 2015.

    Completed2017
  2. ✓

    On-site Heavy Rare Earth Circuit

    Upgraded processing to recover a broader range of rare earth products at site.

    Completed2020
  3. ✓

    Phase II: Separation Facility

    On-site NdPr separation commissioned, ending dependence on Chinese refining.

    Completed2022
  4. ◉

    Fort Worth NdFeB Magnet Plant

    First commercial NdFeB magnet manufacturing facility in the US under construction in Fort Worth, Texas.

    In ProgressH2 2026
  5. ○

    Full Integrated Supply Chain

    Complete mine-to-magnet US supply chain operational - mine, refinery and magnet manufacturing integrated.

    Pending2027

Supply Chain Connections

→ MP Fort Worth Facility

View Details →
Material: ConcentrateStatus: ActiveOperated by MP Materials

Location

Latitude: 35.4775°

Longitude: -115.5319°

View on Interactive Map →

Target Elements

Elements associated with this project's ore type.

LaCePrNd
Browse all elements →

Data Verification

This information is compiled from public sources and company reports. If you notice any discrepancies, please help us improve.

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