bn:00065612n
Noun Concept
Categories: All Wikipedia articles written in American English, Quartz, Industrial minerals, Dielectrics, Symbols of Georgia (U.S. state)
EN
quartz  Blue quartz  Star Blue Quartz  Asdivite  Bristol stone
EN
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 WordNet 3.0
English:
mineral
Definitions
Relations
Sources