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Mineralogy, Petrography and Geochemistry of the Ina Syenite (Linté, Central Cameroon) as a Source of Industrial Feldspars: 《Journal of Minerals and Materials Characterization and Engineering》2022年第3期287-318,共32页Soualiou Njimbouombouo Mouliom André Njoya Rose Yongue Fouateu Nguo Silvestre Kanouo Daniel Lamilen Mbila Bernard Charlier Nathalie Fagel; The syenite from Ina (Central region of Cameroon) constitutes a 1000 km² syntectonic batholith intruded in the Paleoproterozoic granitic basement. The aim of this work is to assess the potential of the Ina ...; 关键词：Ina Syenite PETROGRAPHY MINERALOGY Feldspathic Fluxes

Potential of Some Granites from Foumban (West Region of Cameroon) as Fluxing Materials for Ceramics被引量：1: 《Journal of Minerals and Materials Characterization and Engineering》2020年第5期353-363,共11页Njimbouombouo Mouliom Soualiou Etone Macka Alexandre Dodo Ondoua Abondo Ebengue Yannick Che Randy Nangah Njoya André Mouncherou Oumar Farouk Ndigui Billong; This study focuses on the mineralogical, geochemical and petrographic characterization of three granite rock samples (LTP, LTS and LTMB) from Foumban, West Region of Cameroon. Fusibility tests were carried out on the ...; 关键词：FELDSPARS GRANITE Characterization Fusibility CERAMICS Foumban Cameroon

Features of the Mineral Composition of the Quaternary Sediments of the Development Areas of the Erosion Processes on the Territory of the Tunkinsk’s Depression: 《Journal of Geological Resource and Engineering》2019年第4期113-122,共10页S.I.Shtel’makh L.A.Pavlova T.G.Ryashchenko; The article considers the some features of the Quaternary sediments mineral composition of the development areas of the erosion processes on the territory of the Tunkinsk’s depression.Main objectives of our research ...; 关键词：Electron probe X-ray spectral MICROANALYSIS mineral composition QUATERNARY SEDIMENTS FELDSPARS ore MINERALS

Hydrothermally induced diagenesis: Evidence from shallow marinedeltaic sediments, WilhelmØya, Svalbard: 《Geoscience Frontiers》2019年第2期629-649,共21页Beyene G.Haile Urszula Czarniecka Kelai Xi Aleksandra Smyrak-Sikora Jens Jahren Alvar Braathen Helge Hellevang; (partially)funded by the project"Recon-structing the Triassic Northern Barents shelf;basin inill patternscontrolled by gentle sags and faults"(Trias North-www.mn.uio.no/triasnorth/)under grant 234152 from the Research Council of Nor-way;with financial support from Tullow Oil Norge,LundinNorway,Statoil Petroleum,Edison Norge and RWE Dea Norge; Sedimentary basins containing igneous intrusions within sedimentary reservoir units represent an important risk in petroleum exploration. The Upper Triassic to Lower Jurassic sediments at Wilhelm?ya(Svalbard) contains...; 关键词：DIAGENESIS Sill intrusions Hydrothermal convection cells Carbonate cement Sericitization of feldspars

Differential Flotation of Some Egyptian Feldspars for Separation of Both Silica and Iron Oxides Contaminants: 《Journal of Minerals and Materials Characterization and Engineering》2015年第6期435-443,共9页Tawfik Refaat Boulos Suzan Sami Ibrahim Ahmed Yehia; An anionic-cationic flotation of two Egyptian feldspar samples, representing Road Ashaab locality of the Eastern Desert of Egypt, was investigated on both laboratory and pilot plant scales. The pegmatites belong to th...; 关键词：Na-Feldspar K-FELDSPAR FLOTATION Sand SEPARATION Effect of pH

Heating Stage Experimental Study of Melt Inclusions in Feldspars from Three Holocene Eruptions of Changbaishan Tianchi Volcano被引量：1: 《Earthquake Research in China》2008年第2期153-163,共11页Li Ni Nicole Metrich Fan Qicheng; This research was jointly supported by basic scientific research project of Institute of Geology, CEA (DF-IGCEA-060719);National Natural Science Foundation of China(40672043);Science and Technology Tackling Project of CEA (2006BAC01B040104);China Scholarship Council,Ministry of Education; There occurred several eruptions from Changbaishan Tianchi volcano in Holocene, and at least three of them were believed to be true according to the formal studies. The products of three eruptions were yellow comendit...; 关键词：Changbaishan Tianchi volcano Alkaline feldspar Melt inclusion Heating stage Homogenization temperature

Control Factors of Solutional Voids in Feldspars and Favorable Zone Forecast of Chang 2 Oil Reservoir Group in the Midwest Ordos Basin被引量：1: 《Acta Geologica Sinica(English Edition)》2007年第5期798-804,共7页GUO Shaobin ZHAO Pengda; The development of pores in a clastic reservoir is one of the most important research subjects in oil-gas exploration and development, whereas the many reasons for the formation of secondary porosity have increased th...; 关键词：Ordos Basin Chang 2 reservoir group KAOLINITE solutional voids FELDSPAR west China

The P_2O_5 content of feldspars from the Yashan granites,Jiangxi Province, South China被引量：1: 《Chinese Science Bulletin》1999年第13期1245-1248,共4页HUANG Xiaolong, WANG Rucheng , LIU Changshi, YIN Lin, CHEN Xiaoming and CHEN PeirongState Key Laboratory of Mineral Deposit Research , Department of Earth Sciences , Nanjing University, Nanjing 210093 , China Corresponding author; The P₂O₅ contents of feldspars in the Yashan F-rich and P-rich granite yield a maximum value of 0.93% （in albite） and a maximum average value of 0.65% （hereinafter weight percent）（in K-feld...; 关键词：PHOSPHORUS content FELDSPARS PAISi2 substitution.

^(40)Ar/^(39)Ar Plateau Age Spectra of Feldspars and Their Geological Implications: 《Chinese Journal Of Geochemistry》1992年第3期193-200,共8页戴潼谟李正华许景荣蒲志平邱华宁胡振铎; his project was financially supported by the National Natural Science Foundation of China; The paragenic minerals plagioclase,perthite,biotite,hornblende and pyroxene in acid-granite alkali-granite,monzonite and volcanic rocks collected from seven areas different in thermal history have been determined.On t...; 关键词：氩同位素长石光谱斜长石黑云母酸性花岗岩火山岩

Lead Isotopic Compositions of Feldspars and Ores and Their Geologic Significance被引量：6: 《Chinese Journal Of Geochemistry》1989年第1期25-36,共12页张理刚; The lead isotopic compositions of feldspars and ores from granitoid rocks andassociated hydrothermal ore deposits in eastern China are strictly controlled by the nature and age of basement rocks in different tectonic ...; 关键词：铅同位素长石矿石花岗岩地质特征热液矿床

FELDSPARS