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弓长岭铁矿二矿区绿泥岩类和绿泥石是该铁矿重要标志岩石和标志矿物,特别与富矿的关系更为密切。本区绿泥石的成因,是长期争论的问题。许多人认为绿泥石是角闪岩经热液蚀变而成。前人都认为该矿区的磁铁富矿是热液加富的结果;其重要论据之一,就是绿泥石为
The green mudstones and chlorites in the No.2 mining area of Gongchangling Iron Mine are the important rocks and marks minerals of this iron mine, which are more closely related to the rich ore. The cause of chlorite in this area is a matter of long-standing controversy. Many people think that chlorite is amphibolite by hydrothermal alteration. The former thought that the magnetite ore in the mining area is the result of hydrothermal enrichment; one of its important arguments is that chlorite is