Is Aconcagua a fold mountain

Yes, Aconcagua is classified as a fold mountain. It is part of the Andes mountain range, which was formed through the tectonic processes of the collision between the Nazca and South American plates. This geological activity has resulted in the folding and uplifting of rock layers, characteristic of fold mountains. Aconcagua is the highest peak in the Andes and the tallest mountain outside of Asia.