{"id":"26a36ef8-6af1-47d0-95bf-7f2285def8f8","title":"青藏高原南羌塘花岗岩锆石U-Pb年龄（2014）","title_en":"The zircon U-Pb data of granitoids from the southern Qiangtang (2014)","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":"数据以表格格式存储，文件名称为“The zircon U-Pb data of granitoids from the southern Qiangtang.xls”，可用Excel软件打开查看。","description":"本数据集是对羌塘地体南缘的班公湖、改则、东巧和安多地区花岗岩进行系统的LA-ICPMS 锆石U-Pb同位素定年结果，数据按照实验室标准获得，数据质量符合实验室要求，主要用于青藏高原地质研究。\n数据中包含字段及其含义如下：\nAnalysis：锆石测点编号\nElement concentration\nTh (ppm)：元素Th含量\nU (ppm)\t：元素U含量\nTh/U：元素Th和U含量比值\nIsotope ratio\t\n²⁰⁷Pb/²⁰⁶Pb：²⁰⁷Pb/²⁰⁶Pb同位素比值\n²⁰⁷Pb/²³⁵U：²⁰⁷Pb/²³⁵U同位素比值\n²⁰⁶Pb/²³⁸U：²⁰⁶Pb/²³⁸U同位素比值\n1s：误差\nAge (Ma)\n²⁰⁷Pb/²⁰⁶Pb：²⁰⁷Pb/²⁰⁶Pb同位素年龄\n²⁰⁷Pb/²³⁵U：²⁰⁷Pb/²³⁵U同位素年龄\n²⁰⁶Pb/²³⁸U：²⁰⁶Pb/²³⁸U同位素年龄\n1s：误差\nDiscordant (%) *\t：不谐和度","doi":"10.11888/Geology.tpe.249411.file","projection":"","language":"zh","share_type":"online","east":92.0,"west":79.0,"south":32.0,"north":36.0,"scale":null,"crs":null,"filesize":0.19,"share_policy":"a","ts_created":"2021-05-18T15:30:52.310972+08:00","doi_type":"沿用数据已有DOI","ts_updated":"2021-05-19T14:17:34.534341+08:00","time_description":"2014","datas_group":3,"time_description_en":"2014","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[],"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":"Yearly","spatial_resolution":"-","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[],"subtopics":{"metadata":"26a36ef8-6af1-47d0-95bf-7f2285def8f8","three_pole":null,"third_pole":null},"username":"闫梦还","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":512}