What were the main materials used in Art Deco architecture?

The main materials used in Art Deco architecture were concrete, steel, aluminum, and glass, as well as decorative elements such as enamel, terracotta, and colorful tiles. These materials were used to create bold, geometric forms and streamlined surfaces that epitomized the aesthetic of the Art Deco movement. In addition, precious metals such as silver, gold, and bronze were often incorporated into decorative details and embellishments.

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