Diorite: Composition, Formation, Characteristics, and Uses Diorite Diorite is a coarse-grained igneous rock intermediate between basalt and granite. This article covers its composition, textures, geologic settings, classification, uses, and how to…
Granite: coarse‑grained intrusive igneous rock of continental crust Granite Granite is a durable, coarse‑grained intrusive igneous rock rich in quartz and feldspar. Common in continents, it forms from slowly cooled magma and is widely used in construction,…