If a brick is made from a natural occurring matter such as chiseling a stone into the shape of a brick, then maybe.
If it is clay/mudd that is heated into the shape of a brick, then maybe not
a brick is hardened clay.
Because metamorphic rock is smaller than brick
A brick is not a rock. It is a building material made out of baked clay.
the mineral is clay and there is no rock
Rock Brick
Clay and Rock
As hard as a brick
Most bricks are made from clay.
Armadillo
It varies depending on the type of rock. Some is stronger and some its weaker.
diamonds are hard because they cannot be scratched.
Stone, granite, brick,
they are used to make tiles or brick because of there durabiliy.