{"id":"ae6783c0-4ddb-4ec3-b008-260430188959","title":"中国西藏然巴煌斑岩Ar-Ar年龄和全岩地球化学数据","title_en":"Ar-Ar age and whole-rock geochemical data of lamprophyres in Ramba, Tibet, China","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Excel格式存储。文件名称为\"PhlAge\"，代表金云母年龄；“WRMajTra”，代表全岩主微量元素；“WRIso\"，代表全岩同位素。","description":"本数据包括岩石全岩主微量地球化学数据，金云母40Ar/39Ar定年数据，全岩Sr-Nd同位素数据。样品采集自西藏东部然巴穹窿边部。金云母氩同位素使用阶段加热方法，利用ArArCALC软件计算坪年龄及等时线年龄；全岩主量元素采用X荧光光谱(XRF)进行分析；全岩微量元素采用四极杆电感耦合等离子体质谱仪(Q-ICPMS)进行测试；采用MC-ICP-MS获得Sr-Nd同位素组成。获得的数据表明，金云母坪年龄为13.1±0.18Ma，与反等时线年龄一致；超钾质熔融物来自印度大陆岩石圈地幔的部分熔融，且来源深度较浅，应为尖晶石稳定区。","doi":"https://doi.org/10.1111/ter.12507","projection":null,"language":"zh","share_type":"online","east":91.0,"west":90.0,"south":29.0,"north":30.0,"scale":null,"crs":null,"filesize":0.049,"share_policy":"a","ts_created":"2021-11-21T14:29:42.018190+08:00","doi_type":"沿用数据已有DOI","ts_updated":"2021-11-21T14:40:18.159890+08:00","time_description":"13百万年前","datas_group":3,"time_description_en":"13 million years ago","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[{"user_name":"李明慧","username":"李明慧","email":"liminghui@itpcas.ac.cn","is_cancel_expert":false},{"user_name":"毛亚晶","username":"maoyj","email":"maoyj@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":"0.5º - 1º","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[21],"subtopics":{"metadata":"ae6783c0-4ddb-4ec3-b008-260430188959","three_pole":null,"third_pole":null},"username":"刘小驰","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":259}