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Analysis on Vanadium Occurrence Characteristics in Hami Dashuixi Vanadium Deposit
详细信息   
摘要


     The vanadium ore in Dashuixi occurrence in the lower Cambrian strata, it is black shale type vanadium deposit, mainly of graphite siliceous slate clip carbonaceous slate interbedded type vanadium ore, the local ore section with siliceous slate, quartzite, schist type vanadium ore, vanadium ore in large part distributed in the mica, Kaolin mineral, the remaining distributed in tourmaline, garnet minerals, the distribution of vanadium are dispersed, using electron probe spectroscopy on the mineral composition of micro elements of composition analysis, the backscattered electron imaging analysis techniques and selection component analysis technology on the internal structure of the mineral composition, element occurrence and characteristics of vanadium, mainly in the V3+ isomorphism substitute partial Al3+ in aluminum silicate in the form of independent minerals present in the dispersion, a small amount of V4+ in the presence of VO2+ isomorphous replace Al3+ in dickite (kaolinite), vanadium output in vanadium deposit in independent mineral form(with VTi or V-Ti-Si compounds, sefstromite, V-Ti carbide solid solution, etc.).

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