fundamental law of Stratigraphy to visualize the vertical and lateral changes in rock units
Facies are defined as the specific characteristics of rocks or strata that reflect the depositional environment, appearance, fossils, Sedimentary structures, and composition (Walker, 1992). Facies are also used in many contexts, which defines the purpose for which the term is used. For example, the environment in which rock is formed, i.e., fluvial facies, the process by which rock is formed, i.e., turbidite facies, etc. The change in facies distribution depends

