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 What is the hardness of quartzite?

Answer According to the Earth Science Lab of Black Hawk College, quartzite is composed of quartz sand grains. It thus has the hardness of quartz, which is 7 on the Mohs scale of relative hardness. That sa... Read More »
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Top Q&A For: What is the hardness of quartzite

What is quartzite?

Quartzite, a silicon-based rock created from the application of heat and pressure to sandstone, consists of a strong, hard fusion of quartz and silica "cement."DefinitionGraniteland defines quartzi... Read More »
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What is quartzite made of?

Quartzite consists of interlocking quartz grains, according to the Pennsylvania Department of Conservation and Natural Resources. Its chemical formula is SiO2, as quartzite is chemically composed ... Read More »
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What color is quartzite?

Quartzite can be a variety of colors. Most commonly the colors of quartzite are mauve, smoky gray, black, white, yellow, pink, green, mauve, blue and black. The coloring of quartzite is determined ... Read More »
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What Are the Unique Characteristics of Quartzite?

Quartzite is a metamorphic rock derived from sandstone. The conversion of sandstone to quartzite occurs during tectonic compression, a process where heat and pressure beneath the ground increases t... Read More »
http://www.ehow.com/list_6837252_unique-characteristics-quartzite_.html


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