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Step 1:I'll solve this problem by explaining the four main types of rocks in a clear, structured manner:
Step 2:: Igneous Rocks
- Formed from the cooling and solidification of molten magma or lava - Can be intrusive (cool slowly underground) or extrusive (cool quickly on the surface) - Examples include granite and basalt
Step 3:: Sedimentary Rocks
- Created by the accumulation and compression of sediments over time - Formed through processes of deposition, compaction, and cementation - Examples include limestone, sandstone, and shale
Step 4:: Metamorphic Rocks
- Formed when existing rocks are transformed by intense heat and pressure - Original rock's structure and mineral composition change without melting completely - Examples include marble (from limestone) and slate (from shale)
Step 5:: Clastic Sedimentary Rocks
- A specific subtype of sedimentary rocks - Composed of fragments of pre-existing rocks transported and deposited - Formed by mechanical weathering and erosion - Examples include conglomerate and breccia
Final Answer
1. Igneous Rocks 2. Sedimentary Rocks 3. Metamorphic Rocks 4. Clastic Sedimentary Rocks (sometimes considered a subset of sedimentary rocks)
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