Metal in meteorites is a term used to describe the presence of NICKEL in these space rocks. NICKEL is a silvery-white metal that is found in many meteorites, and is often used to identify them. It is also one of the most abundant elements in the universe, making up about 0.2% of the Earth's crust. NICKEL is an important component of many alloys and is used in a variety of industries, including electronics, aerospace, and automotive.