QX Metals Corp, formerly Black Sea Copper & Gold Corp is a mineral exploration company active in the Black Sea region of Eastern Europe. The company is engaged in exploring and developing mineral properties. Its projects include Kalabak and Zlatusha in Bulgaria. The Kalabak is situated in the north of Ada Tepe in the Bulgarian Rhodope Mountains. The Zlatusha is located in western Bulgaria within the Srednogorie endowed arc segment of the West Tethyan Metallogenic Belt. The company conducts its operations in Bulgaria, Serbia, Turkey, and Romania.