Question

All of the following are examples of sedimentary rocks except?

A) Sandstone made of small pieces of sand cemented together

B) Coquina made of small shells cemented together

C) Shale made of small silt particles cemented together

D) Quartzite, or sandstone that has been subject to high pressure and heat over time

Answer 1

d

sedimentary rocks are always cemented together and D is the only one that was not cemented to get D would be a metomorphic rock

Answer 2

D) Quartzite, or sandstone that has been subject to high pressure and heat over time