Meaning of the word feldspar in English

What does feldspar mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

feldspar

US /ˈfeld.spɑːr/
UK /ˈfeld.spɑːr/
"feldspar" picture

Noun

a group of rock-forming aluminum silicate minerals, containing potassium, sodium, or calcium, and making up a large part of the earth's crust

Example:
Granite is a rock primarily composed of quartz and feldspar.
The pinkish color of the rock comes from the feldspar crystals.