甘肃北山公婆泉盆地沉积体系与铀成矿条件分析  

Analysis of Depositional System and Uranium Metallogenic Conditions in Gongpoquan Basin,Beishan,Gansu Province

作　　者：刘帅[1] 巫建华[1] 管太阳[1] 周维勋[1] 

机构地区：[1]东华理工学院,江西抚州市344000

出　　处：《矿业研究与开发》2006年第4期7-9,29,共4页Mining Research and Development

摘　　要：为了确定甘肃北山公婆泉盆地砂岩型铀成矿的目的层,查明砂岩型铀成矿条件,根据野外实地考察,综合利用前人的工作资料,分析盆地地层结构、地层层位、沉积体系、岩性及形成砂岩型铀矿的条件,结合公婆泉盆地中生代地层的主要特征研究,指明了白垩系地层为主要找矿目的层及铀成矿的有利条件,对下一步铀矿找矿工作具有一定的现实意义。In order to confirm the target layer of sandstone - type uranium mineralization in Gongpoquan basin, and to find out the sandstone- type uranium metallogenic conditions, based on the field geological investigation, and synthetically utilizing the data of the researches done by others, authors analyze the strata structure, strata horizons, depositional system, llthology and the ore - forming conditions of sandstone - type uranium deposit, study the main features of Mesozoic layer in Gongpoquan basin, point out that the Cretaceous layer is the target layer of uranium deposit prospecting and the prospective condition of uranium metailization, It has certain practical significant for the next uranium deposit prospecting,

关 键 词：地层特征 沉积体系 砂岩型铀矿 公婆泉盆地 

分 类 号：P611.22[天文地球—矿床学] P619.14[天文地球—地质学]