Metamorphic rock - Wikipedia, the free encyclopedia
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Metamorphic rock is the result of the transformation of an existing rock type, the protolith , in a process called metamorphism, which means "change in form". The protolith is subjected to heat and...
en.wikipedia.org/wiki/Metamorphic_rock
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How Was It Formed?: Gneiss is formed from another metamorphic rock, called schist. The schist formed from fine grained ... What Minerals Make Up the Rock? micas, feldspars, quartz (but they can not be recognized because the grains are so small you would need a microscope to see them); Sometimes contain: pyrite...
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www.rockhounds.com/rockshop/rockkey/index.html
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Individual minerals in schist have grown during metamorphism so that they are easily visible to the naked eye. Schists are named for their ... Refers to the chemical unit silicon tetroxide, SiO4, the fundamental building block of silicate minerals. Silicate minerals make up most rocks we see at the Earth's surface.
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www.theodora.com/geology/glossarys.html
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Geology is the study of the earth, its materials, and the processes acting upon them. It includes the study of rocks and minerals; and their formation, ... igneous rocks come out of a volcano, turn into metamorphic rocks then are covered in layers of sand to make sedimentary rocks.:) ... ; What minerals make up schist?
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wiki.answers.com/Q/FAQ/456-82
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If you were to conduct a lab experiment in which you powdered fragments of granite, heated the powder above the melting point for all of its minerals, then allowed the melt to cool very, very rapidly (in a few minutes), what igneous rock would you make?
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www.geo.wvu.edu/~kite/MakeUpTestQue.htm
www.geo.wvu.edu/~kite/MakeUpTestQue.htm
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Although thousands of minerals in the earth have been identified, just ten minerals make up most of the volume of the earth's crust--plagioclase, quartz, orthoclase, amphibole, pyroxene, olivine, calcite, biotite, garnet, and clay.
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www.wenval.cc/rdawes/Basics/rocktypes.html
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Schists are strongly foliated, and look like a stack of paper. Some of the best places to see schist are among the spires at Gunnison Point or Kneeling Camel View. ... Plagioclase is a whole family of minerals that make up what is called a solid solution series. That means there are two ends of a scale with "pure" members...
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www.nps.gov/blca/naturescience/schist.htm
www.nps.gov/blca/naturescience/schist.htm
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Their orientation make up Si which shows a continuity with Se (fig. 4). .... schist. Staurolite is a typical stress mineral and belongs to a single mineral ...
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www.springerlink.com/index/H6V621K4836WQ02J.pdf
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