Questions and Answers
Which factor determines the composition of igneous rocks?
Percentage of SiO2
What determines the texture of sedimentary rocks?
Size of grain
How are sedimentary rocks formed?
From the deposition and lithification of sediment grains
What is responsible for the degree of crystallinity in igneous rocks?
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Which factor determines the classification of metamorphic rocks?
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What is the primary factor affecting the color of sedimentary rocks?
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Which type of sedimentary rock is composed of fragments (clasts) of pre-existing minerals and rocks?
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Which sedimentary rock is classified based on the percent abundance of fragments embedded in a matrix?
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What process leads to the formation of Chemical Sedimentary Rocks?
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Which type of rocks are markers for temperature and pressure due to recrystallization from higher temperature and pressure?
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What is the classification basis for Metamorphic Rocks according to the text?
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What differentiates Clastic Sedimentary Rocks from Biochemical and Chemical Sedimentary Rocks?
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