{"id":"6fa50b95-cf9f-425f-b165-8c57577eef95","title":"西藏明赛矿区黄铁矿原位S同位素数据（2018-2022）","title_en":"In situ S isotope data of pyrite in Mingsai mining area, Tibet (2018-2022)","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":"文件命名：西藏明赛矿区黄铁矿原位S同位素数据（2018-2021）以Excel表格形式储存，文件名称为“西藏明赛矿区黄铁矿原位S同位素数据.xlsx”，其中“西藏明赛矿区黄铁矿原位S同位素数据”代表该数据内容主题。\n数据读取方式：该数据集的Excel表格可直接用Office程序打开，主题内容为西藏明赛矿区黄铁矿原位S同位素数据。","description":"原位微区S同位素分析采用单点模式，为了解决分析过程中硫同位素比值的Down Hole分馏效应（Fu et al., 2016），选择采用大束斑（44 μm）和低频率（2 Hz）的激光条件，单次分析约剥蚀100个激光脉冲。同时配备了信号平滑装置（Hu et al., 2015），确保在低频率条件下获得稳定的信号。激光能量密度固定5.0 J/cm2。氮气被引入等离子体降低多原子离子干扰。硫同位素质量分馏采用SSB方法校正。为避免基体效应，黄铁矿采用黄铁矿参考物质PPP-1校正；黄铜矿样品采用国家黄铜矿标准物质GBW07268的粉末压片校正；以上样品δ34Sv-CDT推荐值请参考（Fu et al., 2016）。测试过程中，实验室内部磁黄铁矿参考物质SP-Po-01（δ34Sv-CDT=1.4±0.4 ‰），黄铜矿参考物质SP-CP-01（δ34Sv-CDT=5.5±0.3 ‰）和国际硫化银标准物质IAEA-S-2（δ34Sv-CDT=22.58±0.39 ‰）和IAEA-S-3（δ34Sv-CDT =-32.18±0.45 ‰）作为质量监控样品被重复分析，验证实验方法的准确性。载金黄铁矿的原位δ34S值为1.06‰~ 2.41‰，板岩中不载金黄铁矿的δ34S值为8.19‰~ 15.86‰，表明与成矿相关的硫来自深源，而不是围岩地层。","doi":"10.11888/SolidEar.tpdc.272139","projection":"","language":"zh","share_type":"online","east":91.0,"west":89.0,"south":28.0,"north":31.0,"scale":null,"crs":null,"filesize":0.01,"share_policy":"a","ts_created":"2022-03-05T13:40:21.708790+08:00","doi_type":"拥有自主知识产权","ts_updated":"2022-03-16T15:22:56.404721+08:00","time_description":"","datas_group":3,"time_description_en":"","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}],"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":"--","spatial_resolution":"--","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[808],"subtopics":{"metadata":"6fa50b95-cf9f-425f-b165-8c57577eef95","three_pole":null,"third_pole":null},"username":"张林奎","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":23}