Rocks

Basalt is one of the most common and widespread igneous rocks on Earth, forming from the rapid cooling of low-viscosity lava rich in iron and magnesium. Its fine-grained texture and dark coloration make it a defining rock type in many volcanic regions, including oceanic crust, continental flood basalts, and island volcanoes. Understanding basaltic rocks is … Read more

Carbonaceous sedimentary rocks are an important category of sedimentary rocks that contain significant amounts of organic material. These rocks are formed primarily from the accumulation and preservation of plant and animal debris over millions of years, typically in swampy, anoxic, or marine environments. Through a combination of pressure, heat, and time, this organic matter transforms … Read more