Rock crystal

noun

Word Frequency: 0.2

Definitions

1.nounClear, colourless form of the silica-based mineral quartz, often called "pure quartz" or "clear quartz".

The Daily Word NerdA new word, a puzzle, and a fun fact — free in your inbox every morning.

Free forever · unsubscribe anytime · all 14 newsletters

That email did not go through — please check it and try again.