Material · Oxide

NdPr Oxide

Separated neodymium-praseodymium (didymium) oxide, the principal magnet-precursor rare earth compound.

Facts on this page last re-verified Aug 11, 2026 — the oldest verification date among its current claims. How we verify.

Elements

Neodymium, Praseodymium

Facility flows

Arafura Nolans Rare Earths Project

Extraction and separation (NdPr oxide): output

Caremag Lacq

Rare earth recycling and refining (mixed magnet and concentrate feed): output

Energy Fuels White Mesa Mill

Phase 1 monazite-to-NdPr oxide separation circuit: output

Geomega Magnet Recycling Demonstration Plant

NdFeB magnet recycling demonstration line: output

Iluka Resources Eneabba Rare Earths Refinery

Rare earth refining and separation (light and heavy): output

Ionic Technologies Belfast

Demonstration plant - magnet recycling and separation (operating): output

Ionic Technologies Belfast

Commercial magnet recycling plant (announced; pre-FID, not built): output

Itelyum INSPIREE Ceccano

Rare earth recycling from WEEE permanent magnets: output

KSM Metals Korean Metals Plant (Ochang)

NdPr metallisation: input

Less Common Metals Ellesmere Port

Rare earth metal making: input

Lynas USA Seadrift Rare Earths Processing Facility

Light rare earth separation (planned): output

Mkango Pulawy separation plant

Rare earth separation (planned): output

MP Materials Independence Facility

NdPr metal and NdFeB alloy production: input

MP Materials Mountain Pass

Rare earth separation (light and heavy circuits): output

Neo Performance Materials Silmet (Sillamäe)

Light rare earth separation: output

NioCorp Elk Creek

Mine and processing plant (planned): output

Pensana Saltend Rare Earth Processing Hub

Rare earth separation hub (project shelved October 2025): output

Phoenix Tailings Exeter metallization facility

Rare earth metallization (oxide to metal): input

Rare Element Resources Upton Demonstration Plant

Rare earth processing and separation demonstration line: output

REEcycle Houston Recycling Facility

E-waste NdFeB magnet rare earth recovery: output

ReElement Technologies Marion Refining Campus

Rare earth elements recycled-feedstocks line: output

ReElement Technologies Marion Refining Campus

Rare earth elements primary-feedstocks separation line: output

REEtec RE1 Separation Plant (Herøya)

RE1 rare earth separation: output

Santoku Kobe rare earth operations

Rare earth metal and magnet alloy production: input

Santoku Kobe rare earth operations

Rare earth refining (new build, JOGMEC-funded): output

Shin-Etsu Chemical new domestic rare earth refinery

Rare earth refining (new build): output

Solvay La Rochelle

Rare earths for permanent magnets production line (inaugurated April 2025): output

SRC Rare Earth Processing Facility

Monazite hydrometallurgy and REE separation: output

SRC Rare Earth Processing Facility

Rare earth metal smelting: input

Torngat Metals Strange Lake Rare Earth Project

Sept-Iles rare earth separation plant (planned): output

Ucore Louisiana Strategic Metals Complex

RapidSX rare earth separation (Production Line 1): output

Ucore RapidSX Commercialization and Demonstration Facility (Kingston)

RapidSX demonstration separation line: output

USA Rare Earth Stillwater

Rare earth metallization and strip-casting (CHIPS-funded, planned): input

Vulcan Elements Durham magnet facility

Sintered NdFeB magnet manufacturing: input

Sources

U.S. Geological Survey · published Jan 1, 2025 · retrieved Aug 11, 2026 · archive