This rock was another type of rock that was heated and compressed over time. What type of rock is this?
Understand the Problem
The question is asking us to identify the type of rock that has been heated and compressed over time. This likely pertains to geological classifications of rocks.
Answer
Metamorphic
The type of rock that was another type of rock and then heated and compressed over time is a Metamorphic rock.
Answer for screen readers
The type of rock that was another type of rock and then heated and compressed over time is a Metamorphic rock.
More Information
Metamorphic rocks are formed from existing rocks (igneous, sedimentary, or other metamorphic rocks) through intense heat, pressure, or mineral-rich fluids.
Tips
A common mistake is confusing metamorphic with igneous rocks, which are formed from cooled magma or lava.
Sources
- What are Metamorphic Rocks? - USGS - usgs.gov
- Metamorphic Rocks - National Geographic Education - education.nationalgeographic.org
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