👉 The term "grabens" is commonly used in geology and refers to a type of sedimentary rock that forms from the consolidation or compaction of large amounts of fine-grained material, such as sandstone or conglomerate. The texture of the rock can vary widely depending on its composition, with some types being extremely smooth and others exhibiting rougher textures. The term "grabens" is often used in the context of sedimentary rocks to describe a type of rock that has been subjected to