Answer: C. Metamorphic rock
Quartzite is a metamorphic rock.
Rock is of three types basically:-
Igneous rock - It is formed due to cooling, solidification and crystallization of magma
Metamorphic rock - It is formed due to weathering action on the existing rock.
Ex - Quartzite, Marble, Slate, Gneiss, etc
Sandstone(Quartz rich) → Quartzite
Limestone → Marble
Shale → Slate
Granite → Gneiss
Coal → Graphite
Sedimentary rocks - It is formed due to deposition or accumulation of sediments derived from older rocks.
Ex - Sandstone
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