{"id":"3bda43d9-1fc3-43e9-89f4-17b49cf08135","title":"美国加州变质橄榄岩Si同位素数据","title_en":"Si isotopic data of metamorphic peridotites from California, USA","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，文件的名称为“yyyyddd-xxx.xlsx”，其中第一作者姓氏，ddd代表文章发表年份，xxx代表发表杂志，如未发表则为ubpublished，比如Chen2020-CMP.xlsx就代表Chen在2020年发表于cmp文章中的数据","description":"本数据集主要包括对美国加州东海岸侏罗纪到白垩纪时代的变质橄榄岩的Si同位素分析结果，样品采样具体位置为北纬35°~36°，西经121°~122°。样品类型包括部分蛇纹岩化橄榄岩、完全蛇纹岩化橄榄岩、滑石岩化蛇纹岩，Si同位素数据在全岩样品经过酸消解和离子交换树脂分离后通过MC-ICPMS测试获得。样品酸消解并通过离子交换树脂分离后，随后用MC-ICPMS测试硅同位素，测试时选择国际通用的标准样品对测试数据进行监控。杂岩体中板块流体的Si同位素组成接近地幔橄榄岩。在变质脱水过程中，残余俯冲板块的Si同位素组成也可能没有明显变化。测试于2018-01-01 至 2019-05-01期间完成。","doi":"10.11888/Geo.tpdc.271364","projection":"","language":"zh","share_type":"online","east":-122.0,"west":-121.0,"south":35.0,"north":36.0,"scale":null,"crs":null,"filesize":0.012,"share_policy":"a","ts_created":"2021-05-27T16:32:48.006410+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-06-04T20:38:47.196455+08:00","time_description":"侏罗纪到白垩纪","datas_group":3,"time_description_en":"Jurassic to Cretaceous","data_format":null,"project":[11],"specials":[],"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":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":"1º-10º","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[],"subtopics":{"metadata":"3bda43d9-1fc3-43e9-89f4-17b49cf08135","three_pole":null,"third_pole":null},"username":"黄建","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":340}