Meaning of the word gneiss in English

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

gneiss

US /naɪs/
UK /naɪs/

Noun

a common and widely distributed metamorphic rock characterized by a banded appearance, typically composed of quartz, feldspar, and mica

Example:
The mountain range was primarily composed of gneiss.
You can often see distinct bands of minerals in gneiss.