What processes over earth’s history lead to mixing and redistribution of the elements on earth
Assignment #2 Mineral Evolution Intro Geochem Spring 2018
Hazen, Robert M (2010) Evolution of Minerals. Scientific American, March 2012, 58-65 (the big picture)
Hazen et al. (2008) Review Paper: Mineral Evolution. American Mineralogist 93: 1693-1720. (For details)
Turn in your assignment via eCampus before coming to class on discussion day. You should also bring a hard copy of the assignment for class discussion.
For each of the five major time periods, summarize the following information:
Why is it called this?
What are the most important processes?
What are some example minerals?
What processes over earth’s history lead to mixing and redistribution of the elements on earth?
Why would you expect there to be fewer varieties of minerals on Mercury or the moon? Are those two the same?
This – and other papers – refer to the “co-evolution of the geo- and biospheres”. Explain what this means and why it is important to mineral evolution.
Who is Robert Hazen? Do a google search and find out more about it. List three things about him that you consider support for why you think he might be trustworthy on this topic.
The two papers are written for different audiences. Find a piece of information included in both papers and compare the language, wording and detail. Here is a rare occasion when you can copy the exact words – just be sure to include them in quotes with a proper citation. An example citation………. Hazen et al. (2008) p. 1703.
hazen_2010_evolution_of_minerals_scient_amer_1_
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