41.5k views
12 votes
What is a mold? in fossils​

User Rakka Rage
by
6.9k points

1 Answer

11 votes
Body fossils include molds and casts. A mold is the imprint left by the shell on the rock that surrounded it. Molds of the underside of shell may be left on the surface of rock that formed when sand or mud filled the inside of the shell.
User Zhenghong Wang
by
7.5k points