{"id":"329178bc-805f-410f-b55f-f8ab4c62e8ee","title":"青藏高原中羌塘地体变形、冷却历史及构造意义","title_en":"Deformation and cooling history of the Central Qiangtang terrane, Tibetan Plateau and its tectonic implications","serial":"","user_limit":"为尊重知识产权、保障数据作者的权益、扩展数据中心的服务、评估数据的应用潜力，请数据使用者在使用数据所产生的研究成果中（包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果），明确注明数据来源和数据作者。对于转载（二次或多次发布）的数据，作者还须注明原始数据来源。","instructions":"数据以Word格式存储，文件名称为ESM开头，代表鄂斯玛地区。具体样品编号、实验方法、具体数据等见Word。","description":"羌塘地体保存了青藏高原中生代以来生长发育的重要记录，但对其变形和冷却历史仍知之甚少。为了解决这一问题，我们对中羌塘地体东段的鄂斯玛地区进行了地质填图，并对该地区的碎屑磷灰石裂变径迹和(U-Th)/He进行了分析。结果表明，东段在120~110 Ma和55~38 Ma期间经历了构造变形和快速冷却。结合前人对西段变形和冷却历史的研究，重建了中羌塘地体晚侏罗世-早白垩世以来的早期时空地质演化。西段150~130 Ma的构造变形和冷却与班公湖-怒江大洋板块向北的平板俯冲有关。东段(120~110 Ma)和西段(110~70 Ma)的构造变形和冷却受拉萨-羌塘斜向会聚的控制。东段和西段55~38 Ma的构造变形和冷却与印度欧亚碰撞导致羌塘地体向北俯冲有关。","doi":"10.1080/00206814.2020.1795733","projection":"","language":"zh","share_type":"online","east":91.9,"west":90.6,"south":32.4,"north":33.1,"scale":null,"crs":null,"filesize":0.05,"share_policy":"a","ts_created":"2021-05-28T15:15:00.765122+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-06-03T10:17:10.762241+08:00","time_description":"150百万年以来","datas_group":3,"time_description_en":"150 million years ago","data_format":null,"project":[11],"specials":["b6500306-f60b-4aa1-b0b6-0324d94866df"],"cite":null,"review_status":5,"review_invite":[{"user_name":"颜茂都","username":"颜茂都","email":"maoduyan@itpcas.ac.cn","is_cancel_expert":true}],"review_editor":{"id":21056,"last_login":"2022-02-09T12:02:24.544987+08:00","username":"huxiaoli","email":"huxiaoli@lzb.ac.cn","is_active":true,"is_staff":true,"user_name":"胡晓利"},"data_sources":null,"temporal_resolution":"1000 year < x","spatial_resolution":"1km - 10km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[21],"subtopics":{"metadata":"329178bc-805f-410f-b55f-f8ab4c62e8ee","three_pole":null,"third_pole":null},"username":"韩中鹏","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":829}