COMPARISON BETWEEN TRADITIONAL MINERALOGICAL AND COMPUTERIZED RATIONAL ANALYSIS OF CERAMIC RAW MATERIALS B. FABRI, C. FIORI, A. KRAJEWSKI, R. VALMORI et A. TENAGLIAJ. Phys. Colloques, 47 C1 (1986) C1-57-C1-62DOI: https://doi.org/10.1051/jphyscol:1986109