{"created":"2023-05-15T12:52:06.412370+00:00","id":1503,"links":{},"metadata":{"_buckets":{"deposit":"be975b85-64fd-41cc-a583-e025f67dd9da"},"_deposit":{"created_by":10,"id":"1503","owners":[10],"pid":{"revision_id":0,"type":"depid","value":"1503"},"status":"published"},"_oai":{"id":"oai:omnh.repo.nii.ac.jp:00001503","sets":["264"]},"author_link":[],"item_10010_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"[二上火山群]大阪市の東南にあり日本列島の内帯を瀬戸内海にそって東西に走る瀬戸内火山帯（今からおよそ2千万年前の火山脈）に属している。雄岳・雌岳・春日山・古市山・明神山などの山々からなっているが，これ等の山々は火山噴火に関係のある物質（火山岩・火山灰の固まった凝灰岩など）からなっているが，噴火したのは約2千万年前だからその後の地殻の変動や風化・侵蝕によって形は次第に変化し現在ではもとの形よりだいぶ変っている。それ故に噴火孔などはない。\n畿内には同じく瀬戸内火山帯に属する室生・赤目火山群，若草山，畝傍山，耳成山，（以上奈良県），なべ山（大阪府），甲山（兵庫県）などの山々があるが，岩石や鉱物の種類に富み火山の内部の構造がよくわかるので二上山は科学者，研究者，採集者に親しまれている。","subitem_description_type":"Abstract"}]},"item_10010_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"大阪市立自然科学博物館"}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2020-09-01"}],"displaytype":"detail","filename":"nijou_kazangun_kengaku.pdf.pdf","filesize":[{"value":"2.4 MB"}],"format":"application/pdf","licensetype":"license_6","mimetype":"application/pdf","url":{"label":"二上火山群見学案内","url":"https://omnh.repo.nii.ac.jp/record/1503/files/nijou_kazangun_kengaku.pdf.pdf"},"version_id":"4574e0b8-634d-42fa-bf87-136b7568e0c8"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"other","resourceuri":"http://purl.org/coar/resource_type/c_1843"}]},"item_title":"二上火山群見学案内","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"二上火山群見学案内"},{"subitem_title":"Excursion Text of Nijo Volcanic Group","subitem_title_language":"en"}]},"item_type_id":"10010","owner":"10","path":["264"],"pubdate":{"attribute_name":"公開日","attribute_value":"2020-09-01"},"publish_date":"2020-09-01","publish_status":"0","recid":"1503","relation_version_is_last":true,"title":["二上火山群見学案内"],"weko_creator_id":"10","weko_shared_id":-1},"updated":"2023-05-15T13:12:54.961917+00:00"}