Mineralogical Study on Tungsten Deposit of the Eiwa Mine, Yamaguchi Prefecture, Japan

To find the least requisite for genesis of radioactive anomaly recognized in the galleries of the related mine was taken into account as an aim of this research in the light of mutual relation to other similar or different kinds of ore deposits. As a result that particularity of the ore-bearing or barren veins and veinlets has been mineralogically pursued by means of various procedures so far applied, certain views concerning the subject in question might have been successfully obtained.