Aluminum has a metallic luster. Aluminum is grayish in appearance. Being a metal, aluminum shares other common metal properties like being malleable and ductile.
Aluminum is opaque when in the form of thin sheets. This element has a melting point of 1220.58 degrees Fahrenheit, and its density is 2.7 grams per cubic centimeters. Certain compounds like aluminum oxide or bauxite ore contain this metal, but aluminum must be extracted from it through different methods like the Hall-Heroult or Bayer processes. Aluminum is an important metal because of its many applications that include aircraft and car parts, cans and power lines.