Pick up the polymineralic rock from the following
Quartz sand
Pure gypsum
Magnesite
Granite
None of these
Correct answer is D
Granite is a polymineralic rock, which means it is composed of a mixture of minerals. Granite is typically made up of quartz, feldspar, and mica, as well as smaller amounts of other minerals. The different minerals in granite give it a variety of colors and patterns, ranging from white to pink to black.