INTRODUCTION Iron deposits are widely distributed in S. W. Hupeh, especially in the districts of I Tu (宜都) and Changyang (长陽) where native mining industry has been carried on since very ancient time. Production from such mines
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C. Y. HSIEH, C. C. LIU.1926. IRON DEPOSITS OF S. W. HUPEH[J]. Acta Geologica Sinica,(2):