On the basis of studying the mineral composition of altered mylonite in zhushanxia uranium deposit,a new type of altered mylonite uranium deposit (U-W coexisting) has been found,and uranium exists as uraninite.
对竹山下铀矿床中蚀变糜棱岩的矿物成分进行了研究,发现了一种新型U-W共生的蚀变糜棱岩型铀矿床,铀矿物主要是晶质铀矿;指出相应的成矿作用为燕山早期(165×106a±)气热高温热液铀成矿作用。
Among other things, exposed uraninite-rich granite is rich in silica (SiO2>70%), rich in alkalis (K2O+Na2≈8%) with K>Na (K2O:Na2≈5:3) and rich in uranium.
产铀花岗岩出露面积大,其中有硅高(SiO2>70%),富碱(K2O+Na2O约为896),钾大于钠(K2O:Na2O 约=5:3),铀含量高,含晶质铀矿的富铀花岗岩出露。
A conclusion was drawn from these experiments that uranium mainly exists in the form of uranium dioxide.
硼铁矿中含有微量铀,采用液态核乳胶照相、铀的价态分析、X射线衍射分析、电子探针等手段,测定了矿石中的铀以晶质铀矿物形式存在。
Ore minerals in the Colorado-type deposits are of uraninite and coffinite, with associated vanadium and copper minerals.
科罗拉多型矿床中的铀矿物为晶质铀矿和水硅铀矿,与之共生的还有钒,铜矿物。
Some characteristics of ulrichile in granite The wolframite of--Shirenzhang in north of Guangdong as an example
产铀花岗岩体中的晶质铀矿的若干特征——以粤北石人嶂钨矿为例
GEOLOGICAL CHARACTERISTICS AND PROSPECTI-VITY OF Au-U TYPE ORE DEPOSITS
金铀型矿床成矿地质特征及找矿前景
THE CHARACTERISTICS OF Cu U Au MINERALIZATION 2081 AND ITS GEOLIGIC PROSPECTING SIGNIFICANCE
2801铜铀金矿化特征及其地质找矿意义
URANIUM EXTRACTION FROM CARBONATE-TYPE ARGILLACEOUS URANIUM ORE CONTAINING TUNGSTEN AND URANIUM-TUNGSTEN SEPARATION
从碳酸盐型含钨的泥质铀矿石中提取铀及铀钨分离
A green radioactive mineral that is a hydrous crystalline phosphate of uranium and copper.
铜铀云母一种绿色的放射性矿物,为铀和铜的氢化结晶云母
Age determination data indicate episodic crystallization of uranium minerals.
年龄测定数据表明,铀矿物有着不同期的结晶。
Recently worldwide favourability for uranium deposition has been discussed by a panel of uranium geologists.
最近,铀矿地质工作者集会讨论了世界范围内铀成矿的有利条件。
STUDY ON GEOLOGY AND METALLOGENIC CONDITION OF A CERTAIN SANDSTONE TYPE U-DEPOSIT IN INNER MONGOLIA
内蒙西部某盆地砂岩型铀矿地质及铀成矿条件分析
Strengthening the management of scientific and technological achievements and serving the work of uranium geology
加强科技成果管理 服务铀矿地质工作
Innovative progress and sustainable development of remote sensing for uranium geology
铀矿地质遥感的创新、进步与持续发展
PALEOHYDROGEOLOGICAL STUDY OF THE ORE FORMING HYDROTHERMAL SYSTEM IN XIANGSHAN URANIUM FIELD
相山铀矿田成矿水热系统古水文地质研究
Geologic Characteristics and Ore-finding Prospect of the Fengyuntou Uranium Deposit in Shanghang County,Fujian Province
福建上杭风云头地区铀矿地质特征及找矿前景
Thus, certain pitchblendes containing 75% of uranium oxide are about four times as radioactive as this oxide.
比如,含75%氧化铀的某种沥青铀矿物质的放射性是铀氧化物放射性的4倍。
Regulations for radiation and environment protection in uranium geology
GB15848-1995铀矿地质辐射防护和环境保护规定
GEOLOGICAL AND GEOCHEMICAL FEATURES OF THE EARLY PROTEROZOIC LiANSHANGUAN URANIUM DEPOSIT LIAONING PROVINCE, NORTHEAST CHINA
早元古代连山关铀矿床的地质地球化学特征
BASIC GEOLOGICAL FEATURES AND FUTURE OF URANIUM ORE IN THE ANYUAN HOT DOME IN JIANGXI
江西安远热隆基本地质特征及其铀矿远景
A STUDY ON URANIUM METALLIZATION AND CONNECTION OF METAMORPHIC ROCKS BELT IN CENTRAL JIANGXI PROVINCE
赣中变质岩带对该区铀成矿控制作用的研究