Silver, namely silver, is called silver because of its white color, as opposed to gold. Think of it as money and decorations. In ancient times, money was called silver. Pure silver is white in color, metallic in luster with impurities, soft in quality, hardened with impurities, and grayish red in color. Pure silver has a specific gravity of 10.5, a melting point of 960.5℃, good conductivity, and is soluble in nitric acid and sulfuric acid.
Yinyuan
Silver is a beautiful name. Baiyin city is a treasure land, and there was a mining industry as early as the Han Dynasty. According to written records, it can be traced back to the Hongwu period of the Ming Dynasty. There are 20 furnaces and more than 30 mining sites in the south of Songshan Mountain. At the peak, there are three or four thousand miners who work at sunrise and rest at sunset, mining and selling Jincheng. The government has set up silver mines in Fenghuang Mountain, Huoyan Mountain and Tongchanggou, which are 0/0 km away from the city. Baiyin city got its name from this.