1) Metamorphic rock 2) Metamorphosed sandstone 3) Quartzite formation 4) Rock 5) Stone
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an extremely compact, granular rock, consisting essentially of quartz
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• (n.) Massive quartz occurring as a rock; a metamorphosed sandstone; -- called also quartz rock.
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http://thinkexist.com/dictionary/meaning/quartzite/
A stone which was formed in water deposited sediments and consists of sand grains which have been cemented together. It can be chipped, but is difficult to work.
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A metamorphic rock consisting largely or entirely of quartz. Most quartzites are formed from sandstone.
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An extremely durable, nonfoliated metamorphic rock derived from pure sandstone and consisting primarily of quartz.
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(1) A very hard, clean, white metamorphic rock formed from a quartz arenite sandstone. (2) A quartz
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A granular form of quartz stone which was formed in water deposited sediments and consists of sand grains which have been cemented together. It can be chipped, but is difficult to work.
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a fine grained extremely hard metamorphic rock (or bedrock)
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Quartz'ite noun [ Confer French
quartzite .]
(Min.) Massive quartz occurring as a rock; a metamorphosed sandstone; -- called also
quartz rock .
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A sandstone recrystallized by metamorphism.
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(1) A very hard, clean, white metamorphic rock formed from a quartz arenite sandstone. (2) A quartz arenite containing so much cement that it resembles (1).
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A compact granular metamorphic rock composed of quartz crystals, usually so firmly cemented as to make the mass homogeneous. The stone is generally quarried in stratified layers, the surfaces of which are unusually smooth, and the crushing and tensile strength are extremely high. The color range is wide. Or, a silver-gray, metamorphic sandstone for...
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A compact granular rock composed of quartz. It is a metamorphosed sandstone, and siliceous cement is often so blended with the quartz grains as to give the rock a nearly homogeneous texture. Primary materiel in silica brick.
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https://steelforge.com/literature/steelog-the-5000-word-metals-glossary/
a rock made entirely of the mineral quartz
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noun hard metamorphic rock consisting essentially of interlocking quartz crystals
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Metamorphic rock consisting of pure quartz sandstone that has recrystallized under increasing heat and pressure
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A compact granular rock composed of quartz crystals, usually so firmly cemented as to make the mass homogeneous. The stone is generally quarried in stratified layers, the surfaces of which are unusually smooth. It
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A metamorphic rock consisting largely of interlocking quartz grains; the metamorphic equivalent of a sandstone or chert.
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A metamorphic rock formed by the transformation of a sandstone by heat and pressure.
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A metamorphic rock formed by the transformation of a sandstone by heat and pressure.
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A metamorphic rock formed by the transformation of sandstone by heat and pressure.
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The rock that forms when sandstone is metamorphosed by heat and/or pressure when buried within the Earth's crust. Also sometimes used to describe very pure forms of unmetamorphosed sandstone.
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A very hard, usually almost white, sandstone mad up of quartz grains cemented together by SiO2. ...
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https://www.geolsoc.org.uk/ks3/gsl/education/resources/rockcycle/page3451.h
a granular metamorphic rock consisting essentially of quartz in interlocking grains.
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https://www.infoplease.com/dictionary/quartzite
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