TL;DR: Magnetic Beneficiation is a main entry in the 外星矿物知识引擎 database.
Using magnetic fields to separate magnetic minerals (ilmenite, magnetite, metallic iron) from non-magnetic regolith
Type
Processing (beneficiation)
Organization
Colorado School of Mines, NASA
Target
Lunar mare regolith
Status
Laboratory demonstrated with simulants
Breakthrough
Demonstrated concentration of ilmenite from 5% to 30%+ using magnetic separation