Results 31 to 40 of about 9,636,025 (200)

RETIONALIZATION OF MINERAL POTASSIUM FERTILIZER BY USING BIODESOLVING POTASSIUM AND ITS EFFECT ON YIELD AND QUALITY POTATOS. [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2012
Potassium is one of the three essential elements viz., NPK needed in large quantities for the growth and reproduction of the plants and it plays many vital roles in plant nutrition.
Wafaa A. Hafez   +2 more
doaj   +1 more source

Utilization of FTIR Spectroscopic Method in Classification and Analysis of Mineral Samples Containing Sodium and Potassium

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi
Feldspar is used as an important raw material in the ceramic, porcelain, and glass industries and as afilling material in the welding electrode, rubber, plastic, and paint industries.
Fahriye Öğüt, Adnan Kenar
doaj   +1 more source

Evaluation of granitic rocks as feldspar source: Al Madinah, Western Part of Saudi Arabia

open access: yesJournal of Taibah University for Science, 2018
The source of the feldspar is found in the Late-Precambrian granitoid rocks of Al Madinah area, which covers about 2000 km2 within a 44,000 km2 area of the western part of Saudi Arabia.
Mousa Gougazeh   +2 more
doaj   +1 more source

Fluid-rock interaction and dissolution of feldspar in the Upper Triassic Xujiahe tight sandstone, western Sichuan Basin, China

open access: yesOpen Geosciences, 2018
Secondary porosity in the Upper Triassic Xujiahe tight sandstone of the western Sichuan Basin is mainly the product of feldspar dissolution. In the Xu-4 Member, the upper reservoir of the Xujiahe Formation, feldspars are dissolved to a significant extent
Liu Sibing   +4 more
doaj   +1 more source

ANALYSIS OF THE FACTORS AFFECTING THE GRINDABILITY OF K-FELDSPAR BY THE FULL FACTORIAL DESIGN

open access: yesEskişehir Osmangazi Üniversitesi Mühendislik ve Mimarlık Fakültesi Dergisi, 2022
This study's aim is to investigate the wet and dry grindability of K-feldspar in a narrow grain size range in a stirred ball mill. In the evaluation of the grinding process, a full factorial design was used to observe the effects of the selected ...
Prof. Dr. Halil İpek, Kemal Bilir
doaj   +1 more source

Electrostatic K-Feldspar/Na-Feldspar and Feldspar/Quartz Separation: Influence of Feldspar Composition

open access: yes, 2011
This paper aims at contributing to the possibility of electrically separating K-feldspar/Na-feldspar and quartz/feldspar, investigating the behaviour of mixtures composed of K-feldspar, Na-feldspar and quartz concentrates.
Peretti R   +4 more
core   +1 more source

Effect of Potassium Feldspar and Vermicompost Combined with Silicate Dissolving Bacteria on Yield of Wheat Plant Under Sandy Soils Conditions [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering
Organic farming is an alternative to regular farming. It makes use of organic residues rather than using chemical fertilizers and pesticides. A Field experiment was carried out during 2022-2023 growing season in Salehia, Egypt.
Nesreen Mohsen, Noha Mahgoub
doaj   +1 more source

Deformation of feldspar at greenschist facies conditions – the record of mylonitic pegmatites from the Pfunderer Mountains, Eastern Alps [PDF]

open access: yesSolid Earth, 2019
Deformation microstructures of albitic plagioclase and K-feldspar were investigated in mylonitic pegmatites from the Austroalpine basement south of the western Tauern Window by polarized light microscopy, electron microscopy and electron backscatter ...
F. Hentschel, C. A. Trepmann, E. Janots
doaj   +1 more source

Bleachability of pIRIR signal from single-grain K-feldspar

open access: yes, 2022
The high-temperature (e.g., >200 °C) post-infrared infrared (pIRIR) stimulated luminescence of feldspar has been widely used for dating, because it usually suffers negligibly from anomalous fading.
Hui Zhao (7395)   +4 more
core  

Pegmatites and alkali feldspar granites as sources of industrial K-feldspar: A study from Borucu, Aksaray, Central Türkiye

open access: yesBulletin of the Mineral Research and Exploration
The Borucu (Aksaray) region, within the Central Anatolian Crystalline Complex, comprises a variety of rocks, including granite, alkali feldspar granite (AFG), pegmatite, and aplite dikes.
Gökhan Demirela   +2 more
doaj   +1 more source

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