noun
- a hard metamorphic rock composed mainly of quartz
Usage: geology
Examples
- The mountain was composed primarily of quartzite.
- Quartzite is formed when sandstone is subjected to heat and pressure.
- The hiking trail led over exposed quartzite formations.
- Ancient quartzite outcrops are visible throughout the region.
- The quartzite’s resistance to weathering makes it ideal for construction.
- Geologists identified the white rock as quartzite.