岩石学报Pub Date : 2023-01-01DOI: 10.18654/1000-0569/2023.09.06
Tao Peng, S. Xie, W. Fang, Liu Qian, Li Qiang, Jiamin Gao, Long Tao
{"title":"Detrital zircon U-Pb geochronology and Hf isotopes of the Fenzishan Group, Jiaobei Terrane: Implications for the Paleoproterozoic tectonic evolution of the Jiao-Liao-Ji belt","authors":"Tao Peng, S. Xie, W. Fang, Liu Qian, Li Qiang, Jiamin Gao, Long Tao","doi":"10.18654/1000-0569/2023.09.06","DOIUrl":"https://doi.org/10.18654/1000-0569/2023.09.06","url":null,"abstract":"","PeriodicalId":7075,"journal":{"name":"岩石学报","volume":"14 1","pages":""},"PeriodicalIF":1.8,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81594631","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"地球科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
岩石学报Pub Date : 2023-01-01DOI: 10.18654/1000-0569/2023.11.11
CHEN ZhiWei, YUAN Chao, LIN ZhengFan, HUANG ZongYing, WANG XinYu
{"title":"Genesis, evolution and rare metal enrichment mechanism of the Early Devonian granites in Chinese Altai","authors":"CHEN ZhiWei, YUAN Chao, LIN ZhengFan, HUANG ZongYing, WANG XinYu","doi":"10.18654/1000-0569/2023.11.11","DOIUrl":"https://doi.org/10.18654/1000-0569/2023.11.11","url":null,"abstract":"","PeriodicalId":7075,"journal":{"name":"岩石学报","volume":"45 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134882987","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"地球科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
岩石学报Pub Date : 2023-01-01DOI: 10.18654/1000-0569/2023.10.11
SHI Lei, ZHOU TaoFa, XIAO Xin
{"title":"Study on the spatial distribution, occurrence and enrichment of Co-Se-Te in the Xinqiao deposit of Tongling ore cluster, Anhui Province","authors":"SHI Lei, ZHOU TaoFa, XIAO Xin","doi":"10.18654/1000-0569/2023.10.11","DOIUrl":"https://doi.org/10.18654/1000-0569/2023.10.11","url":null,"abstract":"新桥矿床是长江中下游成矿带铜陵矿集区内典型的大型层控矽卡岩型铜金硫多金属矿床。矿床成矿过程中除了铜、金、铁、硫等主要成矿元素富集成矿以外,钴、硒、碲等关键金属元素也以伴生形式产生了不同程度的富集。前人对新桥矿床开展了大量研究工作,但对矿床中关键金属钴、硒、碲的分布规律、赋存状态和富集机制等方面系统研究尚未开展。本次研究在新桥矿床系统采集距离成矿岩体不同位置的两条代表性剖面(3804、E601)的岩矿石样品,通过光学显微镜观察、扫描电子显微镜、全岩主微量元素化学分析和矿物原位LA-ICP-MS微量成分测试等分析技术方法,查明了矿床中钴、硒、碲等关键金属的空间分布规律和赋存状态,初步探讨了钴、硒、碲的富集机制。新桥矿床中估算伴生Co、Se、Te资源量分别为:2326t、2590t、1463t,达到大-中型规模。近成矿(热)中心3804剖面Co、Se含量自矿体底板→顶板呈逐渐降低的趋势,Te含量变化没有明显规律,Co、Se、Te均主要在黄铁矿矿石中产生富集;远成矿(热)中心E601剖面上Co、Se、Te含量自矿体底板→顶板均呈逐渐降低的趋势,且主要富集高品位黄铁矿矿石中。矿体走向上自成矿(热)中心→远端,Co含量明显降低,Se、Te含量相对增高。矿床中Co、Se主要以类质同象置换的形式赋存于黄铁矿中,Te的赋存状态以独立碲矿物为主,包括辉碲铋矿和碲银矿。Co主要在石英-硫化物阶段产生富集,成矿流体温度较高,流体中Co大部分随黄铁矿沉淀富集于近成矿(热)中心的黄铁矿矿石中,至碳酸盐-硫化物阶段,成矿流体温度降低,流体中Se、Te大部分沉淀富集于远成矿(热)中心的高品位黄铁矿矿石中,其中Se主要随黄铁矿大量沉淀富集,Te较少进入黄铁矿等硫化物中,主要以独立矿物的形式产出。","PeriodicalId":7075,"journal":{"name":"岩石学报","volume":"67 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135798934","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"地球科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
岩石学报Pub Date : 2023-01-01DOI: 10.18654/1000-0569/2023.10.03
YANG KuiFeng, FAN HongRui, QIU ZhengJie, LI XiaoChun, SHE HaiDong, LIU ShuangLiang, LI HongTao, ZHANG LiFeng
{"title":"Spatial distribution pattern of ore-forming elements in the Bayan Obo deposit and exploration implications","authors":"YANG KuiFeng, FAN HongRui, QIU ZhengJie, LI XiaoChun, SHE HaiDong, LIU ShuangLiang, LI HongTao, ZHANG LiFeng","doi":"10.18654/1000-0569/2023.10.03","DOIUrl":"https://doi.org/10.18654/1000-0569/2023.10.03","url":null,"abstract":"白云鄂博矿床是全球最大的稀土-铌-铁矿床。本文对白云鄂博矿床主矿、东矿赋矿白云岩、不同类型稀土-铌-铁矿石和富钾板岩进行详细的野外地质调查和地球化学成分分析,揭示了成矿元素稀土、铌和主要蚀变元素钠、钾、氟、磷的空间分布规律。结果表明,白云鄂博主采坑比东采坑具有更高的稀土含量,矿体由外围向中心、由浅部向深部有明显的稀土元素(尤其是中-重稀土元素)富集的现象,矿体深部具有更大的中-重稀土元素找矿潜力;成矿元素铌的异常范围与重稀土的异常范围相吻合,表明二者具有密切的共生关系;蚀变元素氟的异常范围与稀土-铌-铁矿体的分布范围相一致,是重要的沉淀成矿元素;蚀变元素磷的异常要明显超过稀土-铌-铁矿体的分布范围,是重要的迁移载体元素;钠化蚀变主要出现在矿体下盘含稀土白云岩中,代表早期高温蚀变过程;钾化蚀变主要发育在矿体上盘的富钾板岩中,代表晚期低温蚀变过程;钾化、萤石化及磷的异常是碳酸岩型稀土矿床最主要的浅部和外围示矿指标。","PeriodicalId":7075,"journal":{"name":"岩石学报","volume":"282 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135799733","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"地球科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Ore genesis of the lithium-rich brine deposit from Yiliping Salt Lake, Qaidam Basin under dry-cold climate: Evidence from fluid inclusions","authors":"Yufei Hu, Yanjun Zhao, Mingquan Wang, Pengcheng Jiao","doi":"10.18654/1000-0569/2023.07.18","DOIUrl":"https://doi.org/10.18654/1000-0569/2023.07.18","url":null,"abstract":"","PeriodicalId":7075,"journal":{"name":"岩石学报","volume":"20 1","pages":""},"PeriodicalIF":1.8,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74073575","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"地球科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
岩石学报Pub Date : 2023-01-01DOI: 10.18654/1000-0569/2023.01.05
Zhang Zhou
{"title":"Physical and chemical properties of mantle sulfide and its geological implications","authors":"Zhang Zhou","doi":"10.18654/1000-0569/2023.01.05","DOIUrl":"https://doi.org/10.18654/1000-0569/2023.01.05","url":null,"abstract":"","PeriodicalId":7075,"journal":{"name":"岩石学报","volume":"10 1","pages":""},"PeriodicalIF":1.8,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72917221","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"地球科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
岩石学报Pub Date : 2023-01-01DOI: 10.18654/1000-0569/2023.07.02
Zhenyu Chen, Jiankang Li, Zhenhua Zhou, Yongbao Gao, Peng-Chuan Li
{"title":"Study on process mineralogical evaluation index system of hard rock lithium-beryllium-niobium-tantalum mineral resources","authors":"Zhenyu Chen, Jiankang Li, Zhenhua Zhou, Yongbao Gao, Peng-Chuan Li","doi":"10.18654/1000-0569/2023.07.02","DOIUrl":"https://doi.org/10.18654/1000-0569/2023.07.02","url":null,"abstract":"","PeriodicalId":7075,"journal":{"name":"岩石学报","volume":"65 5 1","pages":""},"PeriodicalIF":1.8,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80484663","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"地球科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}