近年,在江西省兴国县有许多农妇下河“磁铁砂”赚了钱。铁砂是一种炼钢的上等原料,大部分都在铁矿石中,铁矿石风化后,经雨水冲刷,铁砂便成了一种黑色的细砂,并随雨水冲到小溪、大河里。2004年冬,兴国县古龙岗镇几位女青年,试着用磁铁在小河砂石中“磁铁砂”,结果每天收入都达50 In recent years, Xingguo County, Jiangxi Province, many peasant women under the river “magnet sand” made money. Iron ore is a fine steelmaking raw material, most of them are in iron ore, iron ore weathered, washed by the rain, iron sand has become a black fine sand, and rushed to the creek with the river, the river in. Winter 2004, Xingguo County, a few young women in Gulong Town, try to use magnets in the river sand in the “magnet sand”, the results of daily income of up to 50