+**Geochemistry** is the study of the Earth's chemical composition and the processes that govern the distribution and abundance of elements within its systems. It applies the principles of [Chemistry](/wiki/chemistry) to understand [Geology](/wiki/geology), tracing the cycles of matter from minerals to oceans and atmospheres.
+## See also
+- [Mineralogy](/wiki/mineralogy)
+- [Biogeochemistry](/wiki/biogeochemistry)
+- [Earth Science](/wiki/earth_science)
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