If you see a rock that has been oxidized and turned a red color, this would mean that chemical weathering had occurred when air and water reacted with rock to alter its chemical composition and mineral content.

Question

Quizplus · Accepted Answer

This statement is true. When oxygen and water react with certain minerals in rocks, such as iron, they can cause oxidation (rusting) and a change in color to red. This is an example of chemical weathering.

If You See a Rock That Has Been Oxidized and Turned