Utilization du SIG et de la télédétection et création d’une base de données pour l’inventaire des formations triasiques de la région sud sétifienne

Abstract

The objective of this study is to achieve a database which contains an inventory and detailed description of the Triassic formations of the south sétifien, we used the methods of remote sensing and GIS for mapping these formations. The main Triassic outcrops located are those of Djebel Gouzi of Guellal, of Koudiat el Bassour, of El Bahira and others less important outpours. These Triassic formations are constituted of : dark dolomitic calcareous, dolomites blackish, yellowish cargneules, variegated clays, gypsum and sometimes ophites. This is the classic elements of the Triassic tellian area. The database realized will be used as a reference for the Triassic formations of THE southern setifien.