Physical Geology
Craton, Shield and Platform Explained in Geology
The Earth’s crust is made up of different geological structures that have formed over billions of years through complex processes like tectonic activity, erosion, and sedimentation. Among these structures, the terms craton, shield, and platform are used to describe the oldest and most stable parts of the continental crust. These structures play a crucial role […]
Unconformity in geology & different types of unconformity
Definition An unconformity is a surface of erosion or non-deposition indicating a gap in geological record. It signifies a time break between two rock formations, indicating past geological events such as uplift, erosion, or changes in sedimentation rates. The strata lying above the unconformity are always younger than the strata lying below. The younger rocks […]