uranium minerals

Discussion about the effect of uranium minerals on apparent resistivity

铀矿物对视电阻率影响的探讨

Uranium minerals at the deposit mainly are secondary uranium minerals .

工业铀矿物主要为铀的次生矿物，其中以β硅钙铀矿为主。

Formation conditions of uranium minerals in oxidation zone of uranium deposits

铀矿床氧化带中铀矿物形成的条件

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。

The application of MICRO-LUMINESCENCE method to the identification of secondary uranium minerals

显微发光法在鉴定次生铀矿物上的应用

Radioactive equilibrium in uranium minerals and its application

铀矿物放射性平衡及其应用研究

Uranium minerals are usually accompanied bY pyrite .

铀矿物通常和黄铁矿伴生。

The economic uranium minerals and their genesis of a Precambrian uranium deposit , Liaoning province , China

辽宁前寒武纪铀矿床工业铀矿物的研究

Study on identification of uranium minerals in low grade uranium ores by XPD and micro-sampling technique

用X射线粉末衍射法和微取样技术鉴定低品位铀矿石中铀矿物的研究

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

Secondary uranium minerals are illustrated in a Bureau of Minerial Resources prospector 's handbook .

次生铀矿物已列入矿物资源局的普查手册中。

In this paper , genetic programming algorithms are first used to distinguish different minerals on earth surface . Then they are used to predict hematite content in uranium minerals .

本文首先将遗传规划方法应用在区分不同的地面矿物上，接着用该方法预测铀矿物中赤铁矿的含量。

Hexavalent uranium minerals : autunite , uranocircite .

六价铀矿物：钙铀云母、钡铀云母。

In addition , the problems in next studies are pointed out , e.g. , characterization of micro-structure of secondary uranium minerals , high-resolution analyses of trance elements distributed in original and secondary uranium minerals using laser microprobe analyzer , composition of underground water , simulation experiments .

并初步指出了进一步研究的方向，如铀酰矿物的微结构研究、类比元素在沥青铀矿和铀酰矿物中分布的激光探针研究、地下水成分分析、模拟实验等。

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；

The reason for this is that the uranium minerals formed at 1946 Ma experienced migmatization at 1829 Ma and the transformation of remobilization during Mesozoic period giving rise to the recrystallization of pitchblende and the formation of uraninite with pseudomorph of pitchblende .

其原因是，1.946Ga形成的铀矿物受到了1.829Ga混合岩化作用以及中生代活化作用的改造，使沥青铀矿重结晶，形成具有沥青铀矿假象的晶质铀矿。

Determination of uranium in minerals by delayed fission neutron method

用缓发中子法测定矿石中的铀

Ammonium vanadate titrimetric method for the determination of uranium in minerals , rocks and rain , natural , sea waters by using a new indicator of VANADATE-AURIC reagent II

钒金试剂Ⅱ为指示剂钒酸铵滴定法测定岩矿、天然水、海水、雨水中铀

Paper chromatography of uranium - bearing minerals

含铀矿物纸色谱

Analysis of valence state ratio of uranium in uranium minerals and uranium-bearing ores by X-ray photoelectron spectrometry

铀矿物和含铀矿石中铀价态比值的X射线光电子能谱分析

Mineralogical characteristics , formation environments and environmental mineralogical significance of uranium acyl arsenate minerals in China are discussed systematically in this paper .

对我国产出的铀酰砷酸盐矿物的矿物学特征、形成环境和环境矿物学意义进行了较系统的综合论述。

A method for the determination of valence state ratio of uranium in uranium minerals and uranium-bearing ores has been developed based on the quantitative analysis of the ratio in uranium oxides by X-ray photoelectron spectrometry .

在应用X射线光电子能谱对铀氧化物中铀价态比值定量分析的基础上，研究了对铀矿物和含铀矿石中铀价态的测量方法。

Using induced fission-track method , mobilization and redistribution of uranium in carrier minerals were discovered to be driven by mobilization and migration of uranium in accessory minerals of U-producing granites along microfissures and the self-purification of hydrothermal alteration .

采用诱发裂变径迹法研究，发现华南产铀花岗岩副矿物中的铀沿微裂隙活化转移和交代蚀变矿物的自洁作用迫使载体矿物中的铀活化再分配的地球化学现象。

As expected , the researchers found the xenon isotope produced by uranium fission in uranium minerals from this deposit .

正如所预料的那样，研究人员发现氙同位素是由这些沉积矿床中的铀矿物裂变产生的。

The effect of deep fluid resulted in a more complex hydrocarbon-generating mechanism . This is also of great significance for investigating the formation of deposits of uranium and other metallic minerals , as well as the evolution of Ordos Basin .

深部流体使鄂尔多斯盆地中西部奥陶系天然气成因复杂化，另外它对深入探索铀和其它金属矿床的形成及盆地演化也具有重要意义。

The states of uranium existing in coal ash are discussed based on the chemical reactions between the uranium oxides and minerals of coal during combustion .

本文根据铀氧化物与煤中其它无机矿物燃烧时发生的反应，讨论了煤灰中存在的铀化合物。