prealkalic Definition
of or relating to a group of igneous rocks that are low in alkaline earths and have a relatively high ratio of aluminum to alkali metals.
Using prealkalic: Examples
Take a moment to familiarize yourself with how "prealkalic" can be used in various situations through the following examples!
Example
Prealkalic rocks are typically found in subduction zones.
Example
The prealkalic series is characterized by a decrease in calcium and an increase in sodium.
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Summary: prealkalic in Brief
The term 'prealkalic' [pree-al-kal-ik] refers to a group of igneous rocks that are low in alkaline earths and have a relatively high ratio of aluminum to alkali metals. These rocks are typically found in subduction zones and are characterized by a decrease in calcium and an increase in sodium.
