The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit
later.
We apologize for any inconvenience caused
Alkalic mantle fluids and uranium ore-formation in Zhuguang and Guidong granitic massifs
Author(s): ZHANG Yanchun
Pages: 210-
219
Year: 2002
Issue:
4
Journal: URANIUM GEOLOGY
Keyword: 钾质交代系列; 钾钠混合交代系列; 烃碱流体成矿; 诸广、贵东花岗岩体;
Abstract: 本文论述了粤北诸广、贵东花岗岩中年龄大于100 Ma的两种早期铀矿化特征,并对这两种早期铀矿化进行了对比.第一期铀矿化与碱交代-云英岩化有关,属钾质交代系列;第二期铀矿化与碱交代-绿泥石化有关,属钾、钠混合交代系列.同时,阐述了它们与晚期(小于100 Ma)硅化带类型铀矿化的差别,指出早期铀矿成矿与硅化带无关.在此基础上,用烃碱流体成矿理论对两种早期铀矿化的成因进行了分析.
Citations
No citation found
Related Articles
No related articles found