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Steatite is a mineral which has been employed in the carving of elements in facades of Brazilian historical buildings and churches since the 17 th century. Over the years, many of those historical buildings suffered the consequences of weathering with a current need for restoration. Recently a special cement-based mortar containing additions of fine powder waste from mineral extraction of steatite has been developed in Brazil, as a composite material for restoration of steatite elements.doi:10.1590/s1516-14392011005000007 fatcat:yqkzpacpgbfbpiw7apkpq555j4