Valorization of Finnish mining tailings for use in the ceramics industry

• Published in: Bulletin of the Geological Society of Finland Vol. 90; no. 1; pp. 33 - 54
• Main Authors: Solismaa, S., Ismailov, A., Karhu, M., Sreenivasan, H., Lehtonen, M., Kinnunen, P., Illikainen, M., Räisänen, M.L.
• Format: Journal Article
• Language: English
• Published: Geological Society of Finland 01.01.2018
• Subjects: chemically bonded ceramics; geochemistry; geopolymer; mineralogy; mining tailings; mullitization; phosphate ceramics; sintered bonded ceramics; tailings minerals; utilization

The present study valorized Finnish mining tailings waste to identify opportunities for the use of ceramics technologies. On the basis of their mineralogical and chemical contents, the five selected tailings wastes represented felsic mining tailings (FMT) rich in quartz and alkali feldspars, mining...