In which type of rock is limestone found?

Igneous rock

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Sedimentary rock

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Metamorphic rock

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Ore

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Solution

The correct option is A Sedimentary rock
Limestone is obtained fromsedimentaryrock which is composed mainly of skeletal fragments of marine organisms such as coral, forams and mollusks.
It is mainly composed of calcite and aragonite, which are different crystal forms ofcalcium carbonate (CaCO3).

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