The city has more than 20 types of metal and non-metal mineral resources such as chromium, gold, copper, iron, antimony, lead, zinc, manganese, mica, crystal, jade and marble. Its proven reserve of chromium is about 5 million tons, the highest in the country, which is about 35–45% of the China's total resources (in a total area of ). It is being extracted in the Norbusa Chromite Mine. Other natural resources relate to construction industry such as marble, granite, limestone and clay, which are also abundant in the city.