Carbonate rock ; Clay mineral ; Climatic variation ; Human impact ; Kaolinite ; Karst ; Micromorphology ; Morocco ; Palaeosol ; Quaternary ; Red soil ; Soil erosion ; Terra rossa
This study deals with the genesis of Terrae rossae in NW Morocco and focuses on the problem of whether these soils are modern or relict. The approach to this problem presented here is baised mainly on mineral, especially clay mineralogical