Examlex
Data values to be added to a table are specified by using the SQL VALUES clause.
Mafic Minerals
Dark-colored minerals that are rich in magnesium and iron, typically found in basalt and other mafic rocks.
Quartz
A hard, crystalline mineral composed of silicon and oxygen atoms, used in making jewelry, electronics, and optical devices.
Potassium Feldspar
A group of aluminum silicate minerals that contain potassium, commonly found in igneous and metamorphic rocks.
Intrusive Area
An intrusive area is a region where igneous rocks have crystallized from magma intruding into the Earth's crust but have not erupted onto the surface.
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