Search The Directory The Web for Home > Science > Earth Sciences > Geology > Rocks and Minerals > Igneous_Petrology New! Submit a site   whatUseek Collection Sites (submit a site ):   Give your site great placement in this category in as little as two business days!     whatUseek Directory Site Listings:   Geokem - Online publication with brief descriptions of most types of terrestrial and lunar igneous rocks, their regional distribution and classification, and examples of their geochemical trends and "fingerprints".   MELTS Home Page - Melts is a software package for modeling crystallization of magmatic systems.   Northwest Obsidian Research Lab - 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.   Rob's Granite Page - This site is devoted to granite petrology with an emphasis on the Llano Uplift granites of central Texas. Also includes links to research, meetings and other scientists.   Silica-rich Volcanics of the Berkeley Hills, California - Describes the geology, petrology and geochemistry of the Northbrae and Leona Rhyolites in the East Bay Hills, San Francisco Bay Area, California.   UBC Geology 202 - Igneous Home Page - Introduction to igneous petrology. Help build the largest human-edited directory on the web.   Submit a Site - Open Directory Project - Become an Editor

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