【摘 要】
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The high-grade iron deposits of the Gongchangling type occur in the Archaeozoic Anshan Group of this region and are classified as stratabound deposits. They und
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The high-grade iron deposits of the Gongchangling type occur in the Archaeozoic Anshan Group of this region and are classified as stratabound deposits. They underwent stages of sedimentation, regional metamorphism, and hydrothermal enrichment during the c
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