Results 11 to 20 of about 379 (209)

Multifractal Characteristics of Uranium Grade Distribution and Spatial Regularities in a Sandstone-Type Uranium Deposit in Xinjiang, China

Fractal and Fractional, 2023
Based on an analysis of the spatial distribution of uranium grade in 338 boreholes of a uranium deposit in Xinjiang, the enrichment and spatial variation of uranium ore in two stopes of the deposit are discussed using multifractal theory.
Qiue Cai, Kaixuan Tan, Junjie Zhu, Sheng Zeng   +3 more
doaj   +3 more sources

Semi-Quantitative Analysis of Uranium Content Distribution Ratio in a Sandstone-Type Uranium Deposit in Songliao Basin [PDF]

Yankuang ceshi
The Qianjiadian uranium deposit is a complex-metamorphic sandstone-type uranium mine located in the southern part of the Songliao Basin. To determine the state of uranium mineralization and its partitioning in different minerals, petrographic ...
Mingyi LIU, Bailin WU, Songlin YANG, Xin HAO, Miao WANG, Qi LI, Zhouyang LIN, Xiaorui ZHANG   +7 more
doaj   +3 more sources

Reformability evaluation of blasting-enhanced permeability in in situ leaching mining of low-permeability sandstone-type uranium deposits

Nuclear Engineering and Technology, 2023
It is essential to evaluate the blasting-enhanced permeability (BEP) feasibility of a low-permeability sandstone-type uranium deposit. In this work, the mineral composition, reservoir physical properties and rock mechanical properties of samples from ...
Wei Wang, Xuanyu Liang, Qinghe Niu, Qizhi Wang, Jinyi Zhuo, Xuebin Su, Genmao Zhou, Lixin Zhao, Wei Yuan, Jiangfang Chang, Yongxiang Zheng, Jienan Pan, Zhenzhi Wang, Zhongmin Ji   +13 more
doaj   +2 more sources

A Review of the Metallogenic Mechanisms of Sandstone-Type Uranium Deposits in Hydrocarbon-Bearing Basins in China

Eng, 2023
As a valuable mineral resource, uranium is extensively utilized in nuclear power generation, radiation therapy, isotope labeling, and tracing. In order to achieve energy structure diversification, reduce dependence on traditional fossil fuels, and ...
Guihe Li, Jia Yao, Yiming Song, Jieyun Tang, Hongdou Han, Xiangdong Cui   +5 more
doaj   +2 more sources

The chemical damage of sandstone after sulfuric acid-rock reactions with different duration times and its influence on the impact mechanical behaviour [PDF]

Heliyon, 2023
The low-permeability characteristic of sandstone-type uranium deposits has become the key geological bottleneck during the in-situ leaching mining, seriously restricting the development and utilization of uranium resources in China.
Qinghe Niu, Mingwei Hu, Jiabin He, Bo Zhang, Xuebin Su, Lixin Zhao, Jienan Pan, Zhenzhi Wang, Zhigang Du, Yuebei Wei   +9 more
doaj   +2 more sources

Mineral Distribution Characteristics of the Pengyang Uranium Deposit Based on Near Infrared Core Spectral Scanning Technology

Yankuang ceshi, 2022
BACKGROUND As an epigenetic deposit dominated by supergene fluid, a sandstone type uranium deposit has many low-temperature minerals. In recent years, the Pengyang uranium deposit, a deep sandstone type uranium deposit, has been discovered in the ...
ZHANG Bo, SI Qinghong, Miao Peisen, ZHAO Hualei, ZHU Qiang, CHEN Yin, CHEN Lulu   +6 more
doaj   +2 more sources

Carbon and oxygen isotopic characteristics and uranium mineralization significance of the sandstone-type uranium deposit in the Sifangtai Formation at the southern margin of Daqing placanticline in Songliao Basin

地质科技通报, 2021
To further explore the diagenetic environment, uranium precipitation mechanism and mineralization mechanism of the sandstone type uranium deposit in Sifangtai Formation on the southern margin of Daqing placanticline in Songliao Basin, the systematic ...
Ningning Cai, Niuniu Zou, Yong Fu, Shuaichao Wei, Jianguo Li, Chao Tang, Jialin Wei   +6 more
doaj   +2 more sources

Determination of Uraniumand Thorium in Sandstone Uranium Deposits by Inductively Coupled Plasma-Optical Emission Spectrometry with Microwave Digestion

Yankuang ceshi, 2022
BACKGROUND Sandstone-type uranium deposits are important strategic mineral resource. Rapid and accurate analysis of uranium and thorium content is of great significance to the evaluation and comprehensive utilization of this type of deposit.
ZHANG Lijuan, FANG Pengda, WANG Liqiang, WANG Jiasong   +3 more
doaj   +2 more sources

Uranium mineralization formed through multi-stage superposition: Case of the Qianjiadian deposit in Songliao Basin, China

Energy Geoscience, 2021
The Qianjiadian uranium deposit is located in the Kailu Depression of Songliao Basin. It is a large-scale in-situ leachable uranium deposit of sandstone type and provides a typical case of the uranium deposits in the Songliao Basin.
Zhenyan Chen, Qingchun Li, Mingyi Liu, Bairong Song, Minqiang Cao, Miao Wang   +5 more
doaj   +2 more sources

Column bioleaching of sandstone type uranium ore deposit

Pacific International Journal, 2019
Column bioleaching has been performed on sandstone-type uranium ore. The column is initially leached with H2SO4 to make the environment acidic and feasible for Thiobacillus ferroxidase bacteria growth.
Zhou Yi Peng, Gao Bai, Hazrat Bilal
core   +3 more sources