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《Geology of Chemical Minerals》 2012-01
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GENETIC CLASSIFICATION OF CHINA PHOSPHORUS DEPOSIT

Xia Xuehui Hao Erhong Geological Institute of China Chemical Geology and Mine Bureau,Zhuozhou,Hebei,072754,China  
The phosphorus deposits of China could be divided into three types,these are endogenesis deposit,allogenetic deposit and secondary deposit according to the ore forming source.Based on the basic ore-forming process,the primary deposits will be divided into magma deposits,sedimentary deposits and metamorphic deposits.The magmatic deposits of which have seven sub-types including ultrabasic-basic rocks,ultrabasic-carbonatite,basic rock,carbonatites,ultrabasic rocks,pegmatites and six styles(naming with typical deposits);and the metamorphic deposits have three sub-types including metamorphic migmatite of greenstone belt type and sedimentary metamorphic deposits and six styles,as well as the marine facies sedimentary phosphorite deposits have three sub-types,these are Sinian period,Cambian peiod,evonian and forteen styles according to the formation age.The secondary deposits have been divided into three sub-types of weathering leaching sedentary,cave deposit and bird dung accumulation and three styles.
【CateGory Index】: P619.213
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