Home > Science > Earth Sciences > Geology > Rocks and Minerals > Igneous Petrology
Any sites related to Igneous rocks and their study, rather than individual minerals, unless discussed in an entirely igneous setting.
http://www.brocku.ca/earthsciences/people/gfinn/
Page with links to course summaries for Petrology and Petrography, and related coursework.
http://www.obsidianlab.com/
Offers a variety of analytical services related to obsidian trace element characterization ("sourcing") studies, obsidian hydration studies, and obsidian source studies, primarily in the context of archaeological research.
Home > Science > Earth Sciences > Geology > Rocks and Minerals > Igneous Petrology
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