Chem homework

1. Define the following terms:

1-Limestone vs dolostone

2-Micrite vs. Sparite

3-Ooids vs Oolite

1. Answer the following questions

1-List the fundamental principles used in stratigraphy and explain in detail how ONE of them is used.

2-Describe the 3 types of unconformities.

3- How would you expect the sedimentary rock types to change as sea level rises and falls in a coastal area?

4- Describe the environments where you would expect to find the following sedimentary structures.

Ripple marks

Mud cracks

Graded bedding

Cross-bedding

Which of these structures could provide information about the direction of a current?

5- Overall, what similarities do you see between the geology of the East African rift and the geology of the Newark Basin? Do you see any differences?

6-Describe the lithology or sediment type that is commonly found in the Newark Basin Lockatong “Formation”.

7- Compare and contrast the differences between siliciclastic and carbonate processes and sedimentation, use as many examples as possible.