USGS: Science Topics: petrology

Science Topics

Petrology

Branch of earth sciences concerned with the origin, structure, alteration, and composition of rocks.

Subtopics:
(none)

Related topics:

Results 1 - 3 of 3 listed by similarity [list alphabetically]

Mercury and halogens in coal--Their role in determining mercury emissions from coal combustion [More info]: Explains the complex relationships between coal, mercury, and halogens in light of ongoing efforts to reduce the emission of mercury into the environment.
North Cascades National Park geology, a mountain mosaic [More info]: Homepage for information on geology of the North Cascades National Park in the state of Washington. Includes links to geologic story, geologic field trips, geologic maps, plate tectonics, rocks and minerals, geologic time, and glossary.
Spectroscopy of rocks and minerals, and principles of spectroscopy [More info]: Technical review of the principles of spectroscopy and its use in identifying minerals and other materials.

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U.S. Department of the Interior | U.S. Geological Survey
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