{"id":"a7c5e936-1ca0-4269-aeb3-6d4d74973b2a","title":"济南晚中生代辉长岩锆石年龄和地球化学组成数据","title_en":"Zircon age and geochemical composition of the late Mesozoic gabbros in Jinan","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":"LA-ICP-MS锆石定年分析、XRF和 ICP-MS方法的元素地球化学分析和TIMS方法获得的Sr-Nd-Pb同位素组成显示：济南辉长岩LILE（如：Sr 、Ba和K）和LREE富集，HFSE亏损，无明显的Eu异常。Sr-Nd-Pb同位素分析表明济南辉长岩源自富集的岩石圈地幔（EM1型），可能是碳酸岩流体长期交代岩石圈地幔的结果。La/Sm-La具有弱相关性暗示济南辉长岩是EM1型岩石圈地幔部分熔融的产物。锆石U-Pb年龄127.8 ±2.8 Ma是济南辉长岩所有矿物完成结晶的年龄。数据源自科研项目“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":"doi.org/10.1016/j.jseaes.2019.103972","projection":"","language":"zh","share_type":"online","east":118.25,"west":117.45,"south":36.55,"north":36.95,"scale":null,"crs":null,"filesize":2.7,"share_policy":"a","ts_created":"2021-05-28T10:49:22.019814+08:00","doi_type":"沿用数据已有DOI","ts_updated":"2021-06-03T10:09:56.351910+08:00","time_description":"140 Ma以来","datas_group":3,"time_description_en":"Since 140 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":"1km - 10km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[537],"subtopics":{"metadata":"a7c5e936-1ca0-4269-aeb3-6d4d74973b2a","three_pole":null,"third_pole":null},"username":"陈福坤","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":334}