Here's why your statement is wrong:
* Sedimentary rocks are formed from the accumulation and cementation of sediments. These sediments come from the weathering and erosion of existing rocks, which are then transported and deposited in various environments like rivers, lakes, oceans, and deserts.
* Examples of sedimentary rocks include sandstone, limestone, shale, and coal. These rocks are crucial to our understanding of Earth's history, providing evidence of past environments and climates.
* Sedimentary rocks are also important sources of natural resources like oil, natural gas, and groundwater.
It seems you might have been confused with a different type of rock. Perhaps you were thinking of igneous rocks, which are formed from the cooling and solidification of magma or lava. Igneous rocks are primarily found in areas of volcanic activity.
Let me know if you have any other questions about rocks or geology!