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ON THE IZUMI SANDSTONE GROUP

Research Project

Project/Area Number 61540573
Research Category

Grant-in-Aid for General Scientific Research (C)

Allocation TypeSingle-year Grants
Research Field Stratigraphy/Paleontology
Research InstitutionGRANT-IN-AID FOR SCIENTIFIC RESEARCH(C)

Principal Investigator

MATSUO Hidekuni  Prof. (EHIME UNIV.FAC. SCI), 理学部, 教授 (20019798)

Co-Investigator(Kenkyū-buntansha) TAKAHASHI Jiro  Sub.-Prof.(EHIME UNIV. FAC. EDUC.), 教養学部, 助教授 (70116945)
KASHIMA Naruhiko  PROF. (EHIME UNIV.FAC.LIB.ARTS), 教養部, 教授 (10036197)
Project Period (FY) 1986 – 1987
Project Status Completed (Fiscal Year 1987)
Budget Amount *help
¥2,200,000 (Direct Cost: ¥2,200,000)
Fiscal Year 1987: ¥700,000 (Direct Cost: ¥700,000)
Fiscal Year 1986: ¥1,500,000 (Direct Cost: ¥1,500,000)
KeywordsIZUMI SANDSTONE GROUP / IWAKIJI FLORA / ARCHAEOZOSTERA / LEBENSSPUREN / PL10CENE / ANDESITIC ROCKS / 向斜構造 / 和泉砂岩層 / 干瀉堆積層 / 古代アマモ / 広葉落葉樹相 / 凾渕植物群
Research Abstract

IZUMI SANDSTONE GROUP HAS LONG KNOWN TO BE FORMED OF THEUPPER CRETACEOUS DEPOSITS IN THE JAPANESE ISLANDS; AND IT SHOWS A BELT-LIK SEDIMENTED ROCKS, AND TRENDS THE EAST-TO-WEST WITH THE LENGTH OF 500 KM. FROM THE IZUMI MOUNTAIN RANGEIN KII PENINSULA TO USUKI CITY IN KYUSHU.
IN THIS REPORT, THE WRITER TRIES A DESCRIPTION ON FIVE NEW EVIDENCES,AS FOLLOWS;
1) IWAKIJI FLORA: THIS FLORA SHOWS THE DECIDUOUS BROARD LEAVES FACIES, AND IS THE ONE OF THE MOST IMPORTANT FLORA OF THE UPPER CRETACEOUS IN JAPAN.
2) ON THE ARCHASEZOSTERA: THIS FOSSIL-GENUS HAS BEEN CONSIDERED A LEBENSSPUPEN BY SOME PALAEOECOLOGISTS,BUT IT SHOWS A BOTANICAL EVIDENCE. HOWEVER, THE WRITER CONSIDERS THAT IT IS INCERTITUDE MATTER ON SOME PARTS OF THESE FOSSILS.
3) METAMORPHOSED CONDITION BY THE INTRUSIVED PLOCENE ANDESITIC ROCKS: IN THE WESTERN PART OF THIS GROUP. IT HAS BEEN FOUND IN THE HORNFELS-LIKE ROCKS BY SOME INTRUDING OF ANDESITIC ROCKS.
4) ON THE WESTERN AREA OF THIS GROUP: THE WESTERN-END OF THIS GROUP AHS BEEN KNOWN AT AOSHIMA, MAGAHAMA-CHO, EHIME PREFECTURE. BUT ITS AREA EXISTS OF TREDING IN KYUSHU OVER THE BUNGO-SUIDU(CHANNEL).
5) STURUCTURE OF THIS GROUP: THIS GROUP IS SEPARATED SIX-BLOCKS BY THE FAULTS OF TRDNDING OF THE SOUTH -TO-NORTH. AND IN THESE BOLCKS WERE FOUND IN THE PITCHING CYNCLINAL STRUCTURE IN THE EASTWARD.

Report

(2 results)
  • 1987 Final Research Report Summary
  • 1986 Annual Research Report
  • Research Products

    (5 results)

All Other

All Publications (5 results)

  • [Publications] 鹿島愛彦: 佐藤信次教授退官紀念論文集. 101-109 (1988)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 高橋治郎,西原孝典: 佐藤信次教授退官紀念論文集. (1988)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] 高橋治郎: 愛媛大学教育学部紀要(理科). 8. (1988)

    • Description
      「研究成果報告書概要(和文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] KASHIMA, Naruhiko: "PHYLLITES IN THE UPPER CRETACEOUS IZUMI GROUP AT THE OMINEGADAI, NORTHWESTERN SHIKOKU,JAPAN." MEMO. PROF. SHINJI SATO.101-109 (1988)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary
  • [Publications] TAKAHASHI, Jiro: "ON THE GEOLOGY OF HILLS TO THE WEST OF NIIHAMA CITY,EHIME PREFECTURE, WITH SPECIAL REFERENCE TO KNEE FOLDS IN CRETACEOUS SEDIMENTS." MEM. FAC. EDUC.,EHIME UNIV., NAT. SCI.8. (1988)

    • Description
      「研究成果報告書概要(欧文)」より
    • Related Report
      1987 Final Research Report Summary

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Published: 1987-03-31   Modified: 2016-04-21  

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