Many different types of rocks can be found in Great Parks, from local fossil-rich limestone to igneous and sedimentary rocks brought here from the north by glaciers during the last Ice Age. Once a ...

Uncovering the fossil record requires scientists with many different ... and shelter them from scavengers and decay. Mudstone, shale, and limestone are examples of sedimentary rock likely to contain ...

Limestone, made from calcium carbonate, takes millions of years to form. These sedimentary rocks are born from the decay and ...