Yakutia is also famous for construction materials and salubrious mineral waters. The most important industry is mining. The diamond, gold and tin ore mining industries are the major ones. 99 per cent of all Russian diamonds are mined in Yakutia. The Republic develops its diamond processing industry along with the oil and gas processing complex.
Jewelry is another traditional branch of the economy.
Along with diamonds, coal has a very high export value. Coal is exported to the different regions of Russia and to the Asian-Pacific countries. Timber production and processing is also highly developed. Transport Water transport ranks first for cargo turnover. There are six rivers and two sea ports, three shipping companies besides the Arctic Sea Shipping company.