feldspar Definition
any of a group of minerals that are abundant in the earth's crust and are composed of aluminum silicates with potassium, sodium, or calcium.
Using feldspar: Examples
Take a moment to familiarize yourself with how "feldspar" can be used in various situations through the following examples!
Example
Feldspar is commonly used in ceramics and glassmaking.
Example
Granite is composed of feldspar, quartz, and mica.
Example
The mineral feldspar is often found in igneous rocks.
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Summary: feldspar in Brief
Feldspar [feld-spahr] is a group of minerals that are abundant in the earth's crust and are composed of aluminum silicates with potassium, sodium, or calcium. It is commonly used in ceramics and glassmaking, and is often found in igneous rocks like granite.
