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向阳坪铀矿床断裂构造原生晕特征及找矿意义
The Characteristics of Original Geochemical Halo in Fault Zone and Its Prospecting Significance in Xiangyangping Uranium Deposit
【摘要】 向阳坪铀矿床是受断裂构造控制的热液充填型铀矿床,其控矿断裂构造带原生晕轴向分带序列为:Ni-Rb-Bi-Sn-Cu-W-Hg→As-U-Sb-Mo→Sr-Zn,具构造叠加晕特征,反映其成矿具有多期多阶段性;构造原生晕分布特征表现出铀矿化在轴向上具有多个富集带,在走向上亦显示出相同的矿化分布特点,这一特征具有重要的找矿意义。
【Abstract】 Xiangyangping uranium deposit is a hydrothermal filling deposit controlled by faults.The axial zonation of original element along the fault is in sequence of Ni-Rb-Bi-Sn-Cu-W-Hg→As-U-Sb-Mo→Sr-Zn which shows the characteristic of superimposed halos and multiphase mineralization.The distribution characteristic of original halos along structure suggests that uranium mineralization may possess multi-enrichment zones along axial and strata tend.These characteristics are of prospecting significance.
【关键词】 向阳坪铀矿床;
构造原生晕;
轴向分带;
隐伏矿体预测;
【Key words】 Xiangyangping uranium deposit; original halo; axial zonation; prediction of concealed orebody;
【Key words】 Xiangyangping uranium deposit; original halo; axial zonation; prediction of concealed orebody;
- 【文献出处】 铀矿地质 ,Uranium Geology , 编辑部邮箱 ,2012年02期
- 【分类号】P619.14
- 【被引频次】13
- 【下载频次】173