Basic oxygen steelmaking (BOS) dust and blast furnace (BF) dust from former and currently operating steelmaking facilities in the United Kingdom have been characterized by MP-AES, SEM-EDX, particle size analysis, TGA-DSC, combustion analysis, and powder XRD. As part of a circular economy these materials are a potentially valuable raw material source for ironmaking, but their contamination with zinc precludes their recycling via the conventional sinter...