Primary uranium minerals in boron deposits & uraninite and ALDANITE

硼矿床中的原生铀矿物& 晶质 铀矿和铅铀方钍石

According to the forms of uraninite existence in orebodies it can be divided into primary and reworked subtypes .

根据 晶质 铀矿在矿体中的存在形式，可划分为原生型和改造型。

Evidence shows that the uraninite is of polygenesis .

提出该 岩体 晶质 铀矿复成因的证据。

The high-level radioactive waste repository in China will be built in granite therefore the investigation of the behavior of uraninite weathering in this ore field is of an important role for the performance assessment of the disposal system of China .

因此，下庄 铀矿田是开展核废料 氧化 的 天然 类比研究的 理想地区，并对我国的 高放废物地质处置库的安全性评价有重要的指导作用。

Characteristics of uraninite of Dabu uranium deposit in Jiangxi Province

江西省大布铀矿床 沥青 铀矿特征

A mathematical model for in situ leaching of uraninite using nh_4hco_3 - ( nh_4 ) _2co_3-h_2o_2 solution

用NH 4HCO3-（NH4）2CO3-H2O2溶液就地浸出 沥青 铀矿的数学模型

The uranium mineralization occurs in migmatite in the form of disseminated uraninite is a new type found in south China .

以浸染 扶 晶质 铀矿形式产于混合岩中的铀矿化是华南一种新的 铀矿化类型。

Uraninite is the only ore mineral .

唯一的矿石矿物为 晶质 铀矿。

Presented in this paper are uranium minerals and uranium deposits in the Tono area of Japan . The principal uranium minerals found in the Tono area are as follows : ( 1 ) Tetravalent uranium minerals : uraninite coffinite .

本文介绍了日本东浓地区的铀矿物和铀矿床，发现在这个地区的主要铀矿物有：（1）四价铀矿物： 晶质 铀矿、铀石；

Described in this paper are the physicochemical characteristics occurrence locality and paragenesis of uraninite in the Zhuguang mass .

本文阐述珠光岩体中 晶质 铀矿的物理化学特征、产出位置和共生组合。

The partition characteristics of REE in uraninite are related to the acidity of initial rocks ;

晶质 铀矿中稀土元素的配分特点与 源岩的酸性 程度有关；

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。

Through the study on heavy minerals from the uraniferous granite-pegmatite it is found that nature gold is associated with uraninite which provides the new information for the study on uranium-gold association and its metallogenesis .

本文通过对含铀矿花岗伟晶岩重矿物的研究，发现自然金与 晶质 铀矿连生一体的现象，为研究铀-金共生及其成矿作用提供了新的信息。

It crystallizedmainly at the magma stage while a certain part of uraninite resultedfrom autometamorphism and all chemical metamorphism .

认为它主要是岩浆阶段结晶的，自变质与他变质作用也产生了一些 晶质 铀矿。

The trickle leaching process for a high grade silicate uranium ore existing mainly as uraninite form has been studied . Two stage counter current trickle leaching with manganese dioxide as oxidant and ferric sulphate solution as leaching agent is used in the process .

对主要以 沥青 铀矿形式存在的某硅酸盐铀矿石，用二氧化锰作氧化剂，硫酸高铁溶液作浸出剂进行淋滤浸出研究。

Main ore minerals are uraninite and coffinite . Uranium mineralization is mainly present in the biotite-concentrated site within pegmatoid granite and at the contact between pegmatoid granite dykes and biotite plagiogneiss .

主要矿石矿物为 晶质 铀矿、铀石，铀矿化主要富集在伟晶状花岗岩内黑云母集中区、伟晶状花岗岩脉与黑云母斜长片麻岩接触带处。