Rocks are objects mainly composed of minerals, which are categorized as igneous, metamorphic and sedimentary.
What is a rock?
Rocks are objects composed of two or more different types of minerals, which reacted over a geological scale.
Igneous rocks are formed by minerals found in magma when it crystallizes, whereas sedimentary rocks are formed by geological processes such as erosion.
Finally, metamorphic rocks underwent high heat/pressure, or also mineral-based processes on the geological scale.
In conclusion, rocks are composed of minerals and categorized as igneous, metamorphic and sedimentary.
Learn more about metamorphic rocks here:
https://brainly.com/question/398139
#SPJ1
