Topic: Plagioclase Feldspar
Answers to Common Questions
What is plagioclase feldspar with quartz and olivine?
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What is the cleavage of a plagioclase feldspar rock?
2,1 - basal ; 2,1 - prismatic ; 3,1 - pinacoidal The cleavage ang... Read More »
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Where can you find Plagioclase feldspar in nature?
Plagioclase feldspar is commonly found in igneous rocks that are felsic in compositions such as granite. Read More »
Source: http://wiki.answers.com/Q/Where_can_you_find_Plagioclase_feldspar...
Featured Content: Plagioclase Feldspar
Plagioclase is an important series of tectosilicate minerals within the feldspar family. Rather than referring to a particular mineral with a specific chemical ... More »
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Answers to Other Common Questions
It forms clay minerals. Read More »
Source: http://wiki.answers.com/Q/What_happens_to_plagioclase_feldspar_wh...
the melting point decreases as pressure increases, so the further into the earth feldspar is pushed, the higher the pressure and the lover the melting point Read More »
Source: http://wiki.answers.com/Q/What_happens_to_the_melting_point_of_pl...
Pink with no striations is orthoclase feldspar (contains potassium)... ...MORE... Read More »
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None, you don't get quartz and olivine in the same igneous rock. Read More »
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The mineral closely associated is gabbro. Read More »
Source: http://wiki.answers.com/Q/Lime-feldspare+olivine+and+pyroxenes
because it is man jks this is why. Granite containing potassium feldspar, plagioclase feldspar, quartz, and biotite and/or amphibole Composition Potassium feldspar, plagioclase feldspar, and quartz; differing amounts of muscovite, biotite, ... Read More »
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