重庆巫山桃花铁矿床地质特征及成因  

Geological Characteristics and Genesis of the Taohua Iron Deposit in Wushan County, Chongqing

作　　者：戈金明[1] 孙传敏[1] 何政伟[1] 周瑞波[1] 李伦炯[1,2] 廖海[1] 

机构地区：[1]成都理工大学地球科学学院,成都610059 [2]重庆川东南地质队,重庆401329

出　　处：《四川地质学报》2008年第4期293-295,共3页Acta Geologica Sichuan

摘　　要：通过矿区岩相古地理条件、成矿主要物质来源、赤铁矿鲕粒的形成机制等对重庆巫山桃花铁矿床的地质特征进行描述,探讨铁矿床的成因,认为其属于"宁乡式"铁矿床,赤铁矿鲕粒以胶体化学方式沉积,成因类型系同生沉积成因。This paper deals with geological characteristics, ore material sources, genetic mechanism for hematite ooides and ore genesis for the Taohua iron deposits in Wushan, Chongqing. The iron deposit belongs to the Ningxiang-type iron deposit and hematite ooides were deposited in the form of colloid chemical sedimentation.

关 键 词：赤铁矿 成因 “宁乡式”铁矿床 重庆巫山 

分 类 号：P618.31[天文地球—矿床学]