Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
quartz | Yes | No | No | No |
quartz sand | Yes | No | No | No |
quartz (noun) | quartz sand (noun) |
---|---|
a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities | sand that is mainly composed of quartz, used as the main raw material for commercial glass production. |
colorless glass made of almost pure silica |