Friday, October 2, 2009

Igneous Rock Identification

Phaneritic, Aphanitic, Porphyritic, Pyroclastic....confused yet?

Not after today! We explored how to identify igneous rocks today. We discovered the nuances of texture, mineral composition, and also learned that no rock fits perfectly into a category.

Monday, we review chapter 3. Our quiz won't occur until October 14th, but don't forget to study!

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