This book is a study of the sedimentary and residual deposits of the Tandilia System, also known as the Sierras Septentrionales of Buenos Aires, Argentina. Offering an overview of the geology, stratigraphy, petrology, mineralogy and industrial applications of these deposits, it is organized geographically and according to the different districts of the province s diverse counties where economically important Neoproterozoic and Eopaleozoic clay reserves occur.

Today, most of the sediments of the Tandilia basin are found in South Africa due to the breakup of the continents, which began...