0
Lela Bradtke ∙
Slate and schist.
2,500
Granite will be changed to gneiss after a metamorphic event.
Some rocks are consider to be organic rocks, coal is one example of this.
Sedimentary rocks can be clastic or non-clastic.
one of the common minerals that make up most of the rocks of the earths crust
Sandstone is a sedimentary rock
Rocks haven't a chemical formula as chemical compounds.