Gneiss is a foliated metamorphic rock that has a banded appearance and is made

Gneiss is a foliated metamorphic rock that has a

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Gneiss is a foliated metamorphic rock that has a banded appearance and is made up of granular mineral grains. It typically contains abundant quartz or feldspar mineralsCarbonate rocks: limestones, dolomites, marble-Carbonate rocks are a class of sedimentary rocks composed primarily of carbonate minerals. The two major types are limestone, which is composed of calcite or aragonite and dolostone, which is composed of the mineral dolomite What is limestone? -Limestone is asedimentary rockcomposed primarily of calcium carbonate (CaCO3) in the form of the mineralcalcite. It most commonly forms in clear, warm, shallow marine waters. It is usually an organic sedimentary rock that forms from the accumulation of shell, coral, algal, and fecal debris. It can also be a chemical sedimentary rock formed by the precipitation of calcium carbonate from lake or ocean water
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Why is limestone important? What is dolomite? Why is dolomites important? What is marble? Why is marble important?
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