TY - JOUR A2 - Yang, Fan AU - Zuo, Yushan AU - Gao, Zhengxi AU - Zuo, Lei AU - Zhang, Peng AU - Liu, Rui AU - Zhang, Qing AU - Zhang, Tingting PY - 2022 DA - 2022/12/03 TI - Ultrastructure of a Columbite-Tantalite Mineral from the Zhaojinggou Ta-Nb Deposit in the North China Craton: Direct Evidence of the Formation Mechanism of the Columbite-Group Minerals SP - 8125419 VL - 2022 AB - The formation of columbite-group mineral phases in peraluminous granite has not been demonstrated to date.纳米规模研究北华Craton ZhauginggouNb-Ta矿藏中columbite-tantali传输电子显微分析columbite-tantalite矿质集中离子波段显示相对有序矿体结构分布式X射线光谱显示Columbite-tantite矿藏中Nb、Ta、Mn、W、Fe、Sn和Pb详细TEM图像描述Columbite群矿质中以及Columbite-tantalite矿子粒子和Quertz粒子间出现的纳米级热液K、Al、Si和O被发现富含石英粒子和columbite-tant与Columbite集团矿产粒子没有反应超结构columbite-tantalite矿山表示columbite群矿山ZhaojinggouNb-Ta此外,HR-TEM图像首次对流体介质分解和无变相生成进行纳米级观察研究还显示矿物分解、元分解和回降受Nb-Ta矿床流态分级影响极大SN-1468-8115UR-https://doi.org/101155/2022/812519DO-10.1155/2022/812519JF-GeofluidsPB-HindawiKW-ER-