bn:00065616n
Noun Concept
Categories: Quartz varieties, Metasedimentary rocks, Quartz, Quartzite formations
EN
quartzite  metaquartzite  orthoquartzite  protoquartzite  quartzites
EN
Hard metamorphic rock consisting essentially of interlocking quartz crystals WordNet 3.0
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EN
Quartzite is a hard, non-foliated metamorphic rock which was originally pure quartz sandstone. Wikipedia
Hard, non-foliated metamorphic rock which was originally pure quartz sandstone Wikidata
A metamorphic rock consisting of interlocking grains of quartz. Wiktionary
Metamorphic rock. Wiktionary (translation)
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