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Resources from Rocks and Minerals

Description
Pegmatites
Result from crystallization in fluid-rich environment
Unusually large crystals

Metallic mineral resources
Gold, silver, copper, mercury, lead, etc.
Concentrations of desirable materials are produced by
Igneous processes
Metamorphic processes

Metallic mineral resources
Most important ore deposits are generated from hydrothermal (hot-water) solutions
Hot
Contain metal-rich fluids
Associated with cooling magma bodies


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