previous Chaka salt lake has area of 105 square kilometers. The salt is 4 meters thinck on average and weighs 450 million tons. The salt has been extracted for 1000 years. next

上一幅 茶卡鹽湖面積105平方公里，鹽層平均4米，儲量4.5億頓，已有一千多年的開採歷史。下一幅

Department of Mathematics, Hong Kong University of Science and Technology, Clear Water Bay, Hong Kong
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Last modified: 6 March 2010