Gruvaktiebolaget Viscaria, formerly Copperstone Resources AB (publ) is a Sweden-based company engaged in the mining industry. The Company’s s operations are primarily focused on the extraction of copper through the reopening of the Viscaria mine in Kiruna. Viscaria is a rich deposit and is expected to become one of the biggest copper producers in Europe when mining starts. Minerals such as zinc, gold, silver and cobalt are also included in the Company’s portfolio of assets. In addition to Viscaria, Copperstone owns two other mineral development projects in Sweden in Arvidsjaur and in Smedjebacken. The Company consists of the wholly owned subsidiaries Copperstone Tvistbo AB, Copperstone Viscaria AB, Copperstone Incentive AB, and Copperstone Arvidsjaur AB.