Bauxite Residue (BR)

Basic Information

SREWay code220
Name

Bauxite Residue (BR)

Is PublicYes
Uploaded by(not set)
Critically AssessedNo
Resource CategoryWASTES RESULTING FROM EXPLORATION, MINING, QUARRYING, AND PHYSICAL AND CHEMICAL TREATMENT OF MINERAL / wastes from physical and chemical processing of metalliferous minerals / red mud from alumina production other than the wastes mentioned in 01 03 07 (EEA code: 01.03.09)
Category TypeMineral
Background informationHighly alkaline Fe-rich residue generated during alumina production via the Bayer process. Used here as an alternative Fe–Al source for CSA clinker synthesis.
LocationGreece
Location Longitude(not set)
Location Latitude(not set)
SourceMytilineos Holdings S.A.
CommentsReplaces natural bauxite; high Fe₂O₃ content promotes ferrite formation.

Chemistry

Fe2O3 - 39.6 wt%
Al2O3 - 23.6 wt%
CaO - 8.5 wt%
SiO2 - 7.8 wt%
TiO2 - 5.4 wt%
Na2O - 4.1 wt%
Others: 11 wt%

Measurements

References

Roy, R., Hertel, T., & Pontikes, Y. (2025). Influence of citric acid and triisopropanolamine on reactivity, hydration, and performance of Fe-rich CSA-gypsum/anhydrite blends containing bauxite residue and salt-slag by-product. Construction and Building Materials, 489, 142434. https://doi.org/10.1016/j.conbuildmat.2025.142434