Calarge, Liane Maria A bentonite bed in the Aceguá (RS, Brazil) and Melo (Uruguay) areas: a highly crystallized montmorillonite - Oxford Elsevier Science June 2003 - pp. 187-198 ilus. ISSN: 0895-9811 Subjects--Topical Terms: BENTONITACAOLINITAESMECTITAMONTMORILLONITA Subjects--Geographic Terms: ACEGUABRASILMELORIO GRANDE DO SULURUGUAY