Cotton is important crop in north and south of the state. The state receives water from the Punjab rivers in the north, the Narmada in the south, and from Gurgaon and Agra canals from Haryana and Uttar Pradesh respectively. It has rich salt deposits at Sambhar and elsewhere and copper mines at Khetri and Dariba. The white marble is mined at Markana near Jodhpur. The main industries are textiles, the manufacture of rugs and woolen goods, vegetable oils and dyes.
Heavy industries includes the construction of railway rolling stock, copper and zinc smelting.
The chemical industry also produces caustic soda, calcium carbide and sulphuric acid, fertiliser, pesticides and insecticides. The principal industrial complexes are at Jaipur, Kota, Udaipur and Bhilwara. Tourism Tourism has always occupied the position of an industry in Rajasthan. The state is one of the fastest growing destinations for domestic and foreign tourists, receiving on an average nearly 6 million visitors a year. Rajasthan is renowned for its grand palaces, desert dunes, forests and abundant bird life.