H. Khalid, Ameer, أمير, Thanoon A. Thanoon, أمير, and ذنون. 2025. “Study of Silica Occurrence in the Raw Materials of HammamAl- Alil Cement Plant”. Iraqi National Journal of Earth Science (INJES) 10 (1):33-46. https://doi.org/10.33899/earth.2010.5556.