{"id":"41582f64-91ff-41e7-a506-6390edd9ee9b","title":"东秦岭造山带太山庙A型花岗岩同位素年龄和地球化学组成数据","title_en":"Isotopic age and geochemical composition of the Taishanmiao A-type granite in the East Qinling orogenic belt","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":"姓名+年份， Excel","description":"位于华北地块南缘泰山庙A型花岗岩体的LA-ICP-MS锆石U-Pb同位素年龄表明，中粗粒钾长花岗岩形成时代为121 Ma~116 Ma，大斑中细粒钾长花岗岩形成时代为122 Ma~120 Ma，细粒似斑状花岗岩年龄为122 Ma~120 Ma。XRF和ICP-MS分析结果表明，全岩主量元素组成具有高硅，富碱，低镁，微量元素特征表现为富集Rb、Th、U，明显亏损Ba、Sr、P、Ti、和Eu，明显分异的Nb/Ta和Y/Ho值。TIMS方法获得的全岩Sr-Nd同位素组成显示富集的古老地壳特征。数据来源于研究项目“国家重点研发计划“燕山期重大地质事件的深部过程与资源效应”（2016YFC0600404)。","doi":"10.1086/713726","projection":"","language":"zh","share_type":"online","east":112.25,"west":112.05,"south":33.45,"north":33.58,"scale":null,"crs":null,"filesize":12.5,"share_policy":"a","ts_created":"2021-05-27T16:20:17.119606+08:00","doi_type":"沿用数据已有DOI","ts_updated":"2021-06-02T11:34:55.280597+08:00","time_description":"120 Ma以来","datas_group":3,"time_description_en":"Since 120 Ma","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[{"user_name":"王浩","username":"王浩_iggcas","email":"wanghao@mail.iggcas.ac.cn","is_cancel_expert":false}],"review_editor":{"id":42421,"last_login":"2022-04-08T15:16:51.670544+08:00","username":"任慧霞","email":"510727846@qq.com","is_active":true,"is_staff":true,"user_name":"任慧霞"},"data_sources":null,"temporal_resolution":"1000 year < x","spatial_resolution":"100m - 1km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[537],"subtopics":{"metadata":"41582f64-91ff-41e7-a506-6390edd9ee9b","three_pole":null,"third_pole":null},"username":"陈福坤","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":435}