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GEOCHEMISTRY OF TRACE ELEMENTS IN ROCK-FORMING MINERALS OF GNEISSES AND GRANITES OF THE MURZINKA GRANITE AREA, CENTRAL URALS [PDF]

open access: yesМинералогия, 2020
The Murzinka granite area (Central Urals), which combines Murzinka granite pluton and underlying rocks of the Murzinka-Adui metamorphic complex, exhibits an evident WE-trending geochemical zonation of magmatism with increasing of Rb, Li, Nb and Ta ...
S.V. Pribavkin   +2 more
doaj   +1 more source

Evaluating the eco-compatibility of mortars with feldspar-based fine aggregate

open access: yesCase Studies in Construction Materials, 2022
As cement manufacturing is associated with CO2 emissions that contribute to environmental problems, cement usage must be reduced and alternative aggregates must be developed.
Ji-Sun Kim   +5 more
doaj   +1 more source

In Situ Growth of Transition Metal Nanoparticles on Aluminosilicate Minerals for Oxygen Evolution

open access: yesAdvanced Energy & Sustainability Research, 2021
Earth‐abundant and environmentally friendly aluminosilicate minerals can be one of the promising alternatives to develop cost‐effective energy conversion and storage devices.
Jun Mei   +5 more
doaj   +1 more source

Technical, Environmental, and Cost Assessment of Granite Sludge Valorisation

open access: yesApplied Sciences, 2023
The granite sludge (GS) produced during block sawing can be exploited as alternative raw material in ceramic and concrete industries. Based on the case study of a Portuguese granite processing plant, this work analysed, by experimental tests and ...
Elena Surra   +7 more
doaj   +1 more source

RESPONSE OF WHEAT-MAIZE YIELDS AND THEIR NUTRIENTS STATUS TO THE APPLICATION OF NATURAL MINERALS UNDER CONDITIONS OF BOTH ORGANIC MANURING AND BIOFERTILIZATION [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2011
Calcareous soil is relatively poor in plant nutrients and organic contents. Such great problem may be solved by applying organic manure and natural minerals. Therefore, using natural sources (NS), either mineral or rock (feldspar, magnetite ore including
Mona A. Osman   +2 more
doaj   +1 more source

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

Effect of the Addition of Porcelain Tile Polishing Residue in Ceramic Masses for Sanitary Ware

open access: yesMaterials Research, 2023
Currently, there is a severe shortage of good-quality feldspar deposits. On the other hand, porcelain tile polishing residue has been widely recognized as an alternative raw material for the ceramic industry.
Ricardo H. L. Silva   +6 more
doaj   +1 more source

Toward A New Generation of Organic Manures: Enriched-Compressed Organic Manure As A Substitution of Ordinary Compost in Organic Farming Systems [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2016
There is an urgent need to maximize crop productivity of organic farming systems. For this purpose, a field experiment was carried out to evaluate the efficacy of modern enriched organic manures as compared with absolute organic manure and organic-based ...
Kh. El-Sayed, A. Mosa, A. El-Ghamry
doaj   +1 more source

Petrogenesis of the Khaku pegmatites corundum-bearing in the margin of Alvand granite complex, and its comparison with important worldwide ruby and sapphire deposits

open access: yesJournal of Economic Geology, 2022
Blue-colored corundum (sapphire) is found in syenitic pegmatites in Alvand igneous complex in the Khako area. From the petrographic point of view, the host rock is composed of feldspar and small amounts of quartz, which includes corundum crystals of ...
Hadis Sadeghi   +3 more
doaj   +1 more source

Effects and Mechanism of Fe3+ on Flotation Separation of Feldspar and Epidote with Sodium Oleate at Natural pH

open access: yesSeparations, 2022
The most common beneficiation method for feldspar is flotation with a cationic (amine) collector under acidic conditions. However, there are several disadvantages to this, such as environmental pollution and equipment corrosion.
Weiwei Zeng   +3 more
doaj   +1 more source

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