{"id":"c929367c-2cca-42d5-ada3-59fa26bf1e19","title":"典型矿集区深部地球物理探测技术示范报告数据（2021）","title_en":"Deep Probe of Geophysical Techniques for typical ore concentration area (2021)","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":"preview_2018YFC0604102-05-科技报告-final.pdf","description":"以甲玛-驱龙矿集区为例的典型矿集区，依据实际地质问题，构建了一套适合于3千米以浅的深部找矿的主被动源电磁/地震学联合探测技术体系。主被动源电磁学探测结果得到了钻孔岩芯物性、3千米科钻测井及巷道激电等手段资料验证。此外，在甲玛矿集区则古浪岩体前期验证的基础上，初步标定莫古朗目标靶区1处和隐伏矿体区1处。利用被动源电磁学探测与短周期密集台阵噪音面波层析成像共同揭示甲玛-驱龙矿集区间存在一个超过甲玛矿集区地球物理异常规模的高阻高速异常体（暂定义为为牧场岩体）。结合上游项目成果，以及甲玛、驱龙矿集区与岩石地球物理模型，具备斑岩型成矿的特点。驱龙与甲玛及之间在深部5km以下发现的多个高导体，它为上部岩体提供了成矿物质来源。因此，甲玛-驱龙矿集区具备一个大型资源基地潜力条件。由被动源地震学观测获得的浅部、地壳尺度S波速度结构以及接收函数综合分析，甲玛、牧场和驱龙三个大型岩体具有共同的深部成矿背景条件。即以北纬29.5°为界，南部地壳结构复杂，莫霍倾角较大，双莫霍现象明显；北部地壳内部结构简单，莫霍较为平坦。南部由于受到碰撞作用强烈，壳内结构变化明显。在北部区域莫霍下方有明显一个界面。结合已有的资料综合推测甲玛-驱龙矿集区位于印度岩石圈地幔与其地壳差异解耦的关键部位。","doi":"10.11888/SolidEar.tpdc.272108","projection":"","language":"zh","share_type":"offline","east":92.0,"west":91.0,"south":29.0,"north":29.8,"scale":null,"crs":null,"filesize":14.0,"share_policy":"c","ts_created":"2022-02-16T15:58:20.514620+08:00","doi_type":"拥有自主知识产权","ts_updated":"2022-03-10T11:45:07.484217+08:00","time_description":"2021","datas_group":0,"time_description_en":"2021","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[{"user_name":"魏伟","username":"wei_iggcas","email":"weiwei@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":"Yearly","spatial_resolution":"100m - 1km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[798],"subtopics":{"metadata":"c929367c-2cca-42d5-ada3-59fa26bf1e19","three_pole":null,"third_pole":null},"username":"贺日政","review_time":null,"protected_duration":0,"protected_describe":"因涉及到第三方矿业公司利益，不建议公开。","is_important":false,"hit_count":122}