Geological reports of Shimane University

島根大学理学部地質学教室

ISSN:0287-816X

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Use this link to cite this item : https://ir.lib.shimane-u.ac.jp/6358

Geological reports of Shimane University 11

1992-07-30 発行

島根県仁多郡三井野原 : 平家平間の新生界

Cenozoic between Miinohara and Heikedaira, Nita district, Shimane Prefecture

Hitachi, Ryo

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　広島・島根県境近くの三井野原は，中国山地脊梁部で標高700～800mに発達する平坦面であり，また，坂根地区に分布する中新統の西縁部に当たる．三井野原の東側には，北流する室原川を挟んで平家平と呼ばれる平担面があり，砂岩・礫岩を主体とした中心統と洪積世の礫層が分布している．
　本論では，三井野原の中新統を中心に述べ，平家平の中心統との構造的な関係及び洪積礫層の分布などについて報告する．

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c005011010.pdf 973 KB

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