2024年3月17日發(作者:四時田園雜興的詩意)河南省永城市大王莊鐵礦礦床特征及成礦規律 畫玉省 【摘 要】Dawangzhuang iron deposit is located in the Cu-Au ore concentrated field of Yongcheng- Huaibei skarn type in the southen margin of North China i
云南鶴慶白水塘鋁土礦地質特征及成因董旭光;楊海林【摘 要】Baishuitang bauxite resides in the Upper Triassic Zhongwo Formation(T3z1-2) and can always be found on depression, where the structural tting is pediocratic, no-quence