The South African National Defence Force and police have confiscated looted goods in Alexandra, Johannesburg.
The number of arrests there has not been disclosed.
The army’s deployment is being called “Operation Prosper”, and includes searches for property stolen during this week’s violence.
Police managed to retrieve food, fridges, couches and gadgets.
56 cases of violence, looting and vandalism have been recorded since the start of the unrest a week ago.
President Cyril Ramaphosa has announced that the unrest was “planned” and that government will hunt down those responsible.
25,000 troops have been deployed to assist police.