斗賀野盆地四近の地質學的研究 : 鳥巣統の層序學的考察を主題として : (其の2)

概要

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The characteristics of thrusts in an east-west direction and the interesting wedge-shaped structure made by the other system of faults are described at some length., Ths faults run in directions slightly west of north and slightly easb of north., According to the writer's opinion the Togano area is a tectonic basin., Four sedimentary facies are distinguishable in the Torinosu series distributed in zones in the Sakawa basin and they are termed the Kaisekiyama, Nagatake, Togano and Aso facies from north to soutn., Precise description of the stratigraphical succssion of the series and variation among these facies is given in the Japanese text., As a result of this study the Torinosu series and its stratigraphic relation to the Ryoseki series is shown in detail., The Naradani formation proposed here is a fossil bed discovered by this study, which is overlain by Torinosu series disconformably., The fossils contained show the Middle Jurassic age of the formation.,
日本地質学会の論文
1941-01-20