SILICIFICATION

作品数：9被引量：5H指数：2
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Hydrothermal Origin of Early Permian Chert Nodules in the Central North China Craton Linked to Northern Margin Cratonic Activation
《Acta Geologica Sinica(English Edition)》2021年第2期541-557,共17页YAO Xu LI Su ZHOU Yaoqi Linda A.HINNOV 
supported by the National Natural Science Foundation of China(Grant nos.41702029,41703018,4012123);the Fundamental Research Funds for the Central Universities(Grant No.lzujbky-2017-5);the Second Tibetan Plateau Scientific Expedition(STEP)program(Grant No.2019QZKK0704)。
Sedimentary chert phases from the Archean to the present are widely used to trace sedimentary environments and tectonic settings.Recently,chert nodules occurring within carbonates have been the subject of possible hyd...
关键词：chert SILICIFICATION silicon and oxygen isotopes hydrothermal scenarios partial activation North China Craton 
Petrography and Mineralography of Emarat Lead and Zinc Deposit (South Arak)
《Open Journal of Geology》2016年第6期387-398,共12页Safoura Khani Ahamd Khakzad Mehdi Safari Ali Solgi 
Iran is host to more than 285 zinc and lead carbonated host deposits including world-class deposits such as Mehdi Abad and Irankouh. Emarat deposit is located in Sanandaj-Sirjan zone and Malayer-Isfahan metallogenic p...
关键词：Carbonated Host Deposits Mehdi Abad Irankouh SILICIFICATION ALTERATION Diagenetic Stage 
Geochemical Siliceous and Silicified Facies of Phosphate Series of Ouled Abdoun Basin (Morocco)
《Open Journal of Geology》2014年第7期295-302,共8页H. El Haddi A. Benbouziane M. Mouflih 
Syn-sedimentary post-diagenetic phenomena are remarkable in Moroccan phosphates. Indeed they are reference deposits for geological study, where important interests are given of determination and identification of thes...
关键词：PHOSPHATES DIAGENESIS SILICIFICATION Ouled Abdoun Morocco 
Polycyclic Evolution of Paleoproterozoic Rocks in the Southwestern Part of the Mako Group(Eastern Senegal,West Africa)
《International Journal of Geosciences》2014年第7期739-748,共10页Papa Moussa Ndiaye Edmond Dioh Famara Diatta Alassane Traore Makhoudia Fall Ousmane Balde 
After an extensional stage giving rise to tholeiitic basalts and gabbros, the south western part of Kédougou Kéniéba Inlier (KKI) was affected by three phases of compressionnal deformation. The first phase (D1) was...
关键词：PALEOPROTEROZOIC Eastern Senegal Volcanic-Rocks Polycyclic Deformation SILICIFICATION 
Silicification in Mississippian Lodgepole Formation,Northeastern Flank of Williston Basin,Manitoba,Canada被引量：2
《Journal of Earth Science》2012年第1期1-18,共18页Harvey R Young Moe Kuroda 
supported by the Natural Sciences and Engineering Research Council of Canada (No. 327092-06);Brandon University (BU) Research Committee for financial support
Five types of replacement silica are recognized in the Lower Mississippian Virden Member carbonates on the northeastern flank of Williston basin： microcrystalline quartz, chalcedonic quartz, anhedral megaquartz, euhe...
关键词：SILICIFICATION Williston basin Lodgepole Formation Virden Member MISSISSIPPIAN carbonate. 
Effects of Rice Straw Silicification and Characters of Extraction Biogenic Silicon on the Degradation of Fibrous Components in Rice Straw被引量：1
《Agricultural Sciences in China》2002年第3期342-348,共7页SHEN Heng-sheng, CHEN Jun-chen and Ni De-bin(Fujian Academy of Agricultural Science, Fuzhou 350003  Huazhong Agricultural University, Wuhan 430070) 
Straw of seven rice varieties with early-, middle- and late maturity was collected from Huazhong Agricultural University in Hubei. A study was carried out for rice straw in the aspects of the characters of straw silic...
关键词：Rice straw SILICIFICATION Extraction biogenic silica Straw fibrous degradation Fistulated cow 
Silicification and mineralization in hydrothermal deposits
《Chinese Science Bulletin》1999年第1期90-94,共5页MENG LiangyiDepartment of Geology, Changchun University of Science and Technology, Changchun 130061, China 
In hydrothermal deposits there are many types of alteration, including potassic alteration (altered minerals are potassic feldspar and biotite), sericitization, silicification, argillazation,chloritization, carbonific...
关键词：HYDROTHERMAL DEPOSIT SILICIFICATION mineralization. 
Gold Solubility in SiO_2-HCl-H_2O System at 200℃:a Preliminary Assessment of the Implications of Silicification with Regard toGold Mineralization被引量：2
《Chinese Journal Of Geochemistry》1994年第1期13-23,共11页王声远 樊文玲 
The complexation between gold and silica was experimentally confirmed and calibrated at 200℃:Thermodynamic calculations show that AuH3SiO40 would be far more abundant than AnCl2 un-der physicochemical conditions of g...
关键词：金 溶解度 二氧化硅-盐酸体系 矿化作用 络合硅化作用 
Alteration and Mineralization in Porphyry Copper-Molybdenum Ore Deposits
《Chinese Science Bulletin》1993年第8期657-660,共4页孟良义 
关键词：PORPHYRY ore deposits SILICIFICATION MINERALIZATION 
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