You have now spent quite a bit of time studying rocks, which are extremely important to your study of geology and Earth science. It may seem like the study of rocks only occurs for the sake of science and learning more about the natural world, but people study rocks for other reasons, too. Why might the study of rocks be important? What different purposes do rocks serve for humans?
Post your responses to these questions to the discussions area. Then, return to the topic several times over the next few days to read your coursemates' posts. Reply to at least two of them, making sure to offer new insights, ask questions, and encourage further conversation.