Spectroscopic characterization of limestone and dolostone by Raman, FTIR, XRD and XRF AnalysesMohamed El Omari, Mohamed El Amraoui, Lahcen Bejjit, Imane Fikri, Abdelmajid El Bakkali, Mustapha Haddad, Saadia Ait Lyazidi and Aumeur El AmraniE3S Web Conf., 675 (2025) 01007DOI: https://doi.org/10.1051/e3sconf/202567501007