• Apr 30, 2026 engineering geology text chenna kesavulu e nature of geological materials is crucial for engineering applications. The key materials include: Rocks Igneous rocks: Granite, basalt, diorite Sedimentary rocks: Sandstone, shale, limestone Metamorphic rocks: Schist, gneiss, marble Soils Alluvial soils: Deposited by rivers, often By Miss Linda Barton