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Author Question: Contrast index fossil and fossil assemblage. What will be an ideal ... (Read 181 times)

lindiwe

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on: Jul 14, 2018
Contrast index fossil and fossil assemblage.
 
  What will be an ideal response?

Question 2

What is the goal of correlation?
 
  What will be an ideal response?


dantucker

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Reply #1 on: Jul 14, 2018
Answer to Question 1

Index fossils are widespread geographically and are limited to a short span of geologic time. Rock formations may not contain a single index fossil but may instead contain a particular group of fossils that is useful for dating the layerthis is called a fossil assemblage.

Answer to Question 2

The goal of correlation is to match up rocks from one locality to another to be able to see and interpret large enrironments of deposition from Earth's past.


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