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Modern Mining ›› 2026, Vol. 42 ›› Issue (02): 192-197.

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Geological Characteristics and Metallogenic Regularity of the Fluorite Mine in Baishizui, Henan Province

  

  1. Henan Second Geological and Mineral Survey Institute Co.,Ltd.
  • Online:2026-02-25 Published:2026-03-17

Abstract: The Baishizui Fluorite Mine is located within the Xiaoqinling-Funiu Mountain fluorite mineralization subbelt on the southern margin of the North China Block,and the mineralization conditions are relatively good. Studying the geological characteristics and mineralization laws of this deposit can point out the direction of mineral exploration and provide detailed geological data for the exploration of similar deposits in the Fangcheng fluorite concentration area in the future. The fluorite ore body in this area is hid⁃ den in the shallow cover of the Quaternary loess. Through the collection of regional geological data and com⁃ prehensive research,surface geological surveys of the adjacent Liuying mining area were carried out. The ore-bearing layers of the fluorite ore body,the relationship between the ore body and analyse the surround⁃ ing rock,as well as the physical parameters of the ore body and the surrounding rock were summarized. By using the working method of geophysical exploration time domain electrical method,the mineralization tar⁃ get area was delineated in this area and verified by geological drilling. The results show that by applying the comprehensive method of "geology + geophysical exploration + drilling verification",good mineral ex⁃ ploration effects have been achieved in this area,and the structural framework and the location of ore�bearing bodies in the controlling area of the Baishizui Fluorite Mine have been basically clarified. After an⁃ alyzing and summarizing the geological features,mineralization laws and the genesis of the deposit in this area,it is believed that the ore body is in the form of discontinuous veins and lenses,and is located in the contact zone around the Niuxinshan rock mass of the Yanshanian period. The source of the ore-forming ma⁃ terials is closely related to the black cloud secondary feldspar granite of Niuxinshan and the marble of the Nannihu Formation of Luanchuan Group. The ore-controlling layer is the interlayer fracture between carbo⁃ naceous schist and marble,and the tectonic ore-controlling effect is obvious. Carbonaceous schist and mar⁃ ble are the prospecting indicators of this area. The formation of fluorite deposits is due to medium and low�temperature hydrothermal filling type deposits.

Key words: fluorite mine, geologic characteristics, mtallogenic regularity