Gneiss - Meaning, Definition & English Examples
Gneiss is a type of metamorphic rock with distinct banding, formed from granite or similar rocks under high pressure and heat. It is commonly used in construction and decoration.
Definition:
A coarse-grained metamorphic rock with alternating layers of minerals.
Synonyms:
schist, slate, quartzite, marble
Part of Speech:
noun
Antonyms:
igneous rock, sedimentary rock
Common Collocations:
gneiss formation, gneiss outcrop, banded gneiss
Derivatives:
gneissic, gneissoid
Usage Tips:
Use "gneiss" to describe layered metamorphic rocks in geology or construction contexts.
Common Phrases:
old as gneiss, banded like gneiss, gneiss texture
Etymology:
From German "Gneis," meaning spark or glitter, due to its shiny mineral layers.
Examples:
- 1. The hiker found a piece of gneiss on the trail.
- 2. Gneiss is often used as a decorative stone in buildings.
- 3. The geologist studied the banded patterns in the gneiss sample.
- 4. This countertop is made of polished gneiss for durability and beauty.