What's the difference between i.e. and e.g.?
|metasomatism (mět'ə-sō'mə-tĭz'əm) also metasomatosis |
The process by which the chemical composition of a rock is changed through the introduction or extraction of chemicals dissolved in fluids that migrate through the rock's pores. Metasomatism often results in the formation of new minerals, especially metal ore deposits.