The reason the Statue of Liberty changed colors is that the outer surface is covered with hundreds of thin copper sheets. ... The verdigris layer protects the underlying metal from corrosion and degradation, which is why copper, brass, and bronze sculptures are so durable.

Why is the Statue of Liberty made of copper and not Zinc?

Why is the Statue of Liberty made of copper and not Zinc? The statue of liberty was made of copper. Copper is extremely weather-resistant. It will gradually oxidize copper chloride, which is greenish in…

Why did they make the Statue of Liberty out of bronze?

Over the years, the Statue of Liberty has grown to include freedom and democracy as well as this international friendship. Sculptor Frederic Auguste Bartholdi was commissioned to design a sculpture. ... Bronze and stone were thrown out due to the fact that the statue must be shipped and these materials were too heavy.