About Geology
http://geology.about.com/

About, Inc.


This site from About, Inc. is a collection of links to geologic articles and resources.

This resource is referenced here:
Subject: Geoscience:Geology:Igneous and Metamorphic Petrology, Mineralogy
Resource Type: Scientific Resources:Collection
Topics: Solid Earth:Mineralogy, Solid Earth, :Petrology, Earth surface