نتایج جستجو برای: bauxite mineralogy

تعداد نتایج: 5181  

Journal: :Anziam Journal 2023

Abstract Sending microwaves through bauxite ore allows almost continuous measurement of moisture content during offload by conveyor belt from a ship. Data and results microwave analyser were brought to European Study Group with Industry at the University Limerick, over-arching question whether are accurate enough. The equipment uses linear regression against phase shifts signal attenuation infe...

2010
Yan Zhao Donald G. Truhlar

Quantum mechanical electronic structure calculations are playing an increasingly useful role in many areas of mineralogy and geochemistry. This review introduces the density functional method for such calculations, gives an overview of the density functionals developed at the University of Minnesota, and summarizes selected applications using these density functionals that are relevant to miner...

دهقانی , علی, مجتهدزاده, سیدحسین, کوهساری, امیرحسین, ‌حسینی, سیدمهدی,

Shahid Nilchian (Dopelan) deposit, located in high mountains of Chahar-Mahal Bakhtiari Province within the Zagros Thrust structural unit, is one of the main bauxite and argillite deposits of Iran. Many highly folded and faulted sedimentary successions are cropped in the area. The bauxite of Shahid Nilchian deposit is of lateritic type and belongs to Permo-Triassic in age. Five bauxite types wit...

2006
C. Vollmer P. Hoppe F. E. Brenker

CONDENSATION SEQUENCE? C. Vollmer, P. Hoppe, F. E. Brenker and H. Palme, Max-Planck-Institute for Chemistry, Particle Chemistry Department, P.O. Box 3060, 55020 Mainz, Germany ([email protected]), JWG – University, Institute for Mineralogy, Senckenberganlage 28, 60054 Frankfurt/Main, Germany, University of Cologne, Institute for Geology&Mineralogy, Zülpicher Str. 49b, 50674 Cologne, Ger...

Journal: :Journal of Chemical Education 1954

Journal: :Journal of the Society of Chemical Industry 1922

Journal: :Gazi university journal of science part a:engineering and innovation 2021

Bauxite formation is usually possible in humid and tropical weather conditions with the enrichment of minerals containing Al2O3 environment. These are found chemical compositions that rich major trace elements, REEs. Karst-type bauxites have different characteristics terms REE elements since they undergo alteration processes. Various correlations can be evaluated using geostatistical methods to...

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