The attitude of beds (strike and dip) can be estimated broadly by studying the slope asymmetry, landform, drainage characteristics, etc. For example, horizontal to sub-horizontal beds show mesa / butte type of landform, dendritic drainage pattern and tonal / colour banding parallel to the contour lines. Inclined beds show triangular dip facets, cuestas, homoclines and hogbacks. The schistosity / foliation of the rocks are depicted on the satellite imagery by numerous thin, wavy and discontinuous lines. Folds can be identified on the satellite imagery by mapping the marker horizons. Further classification into anticline or syncline can be made on the basis of dipdirection of beds.