- 1. The material provenance of Polovtsian stone stelae evacuated from Donetsk region
- (Content №1 2026)
- ... that 12 of them were made of sandstones with polymineral clastic material and cement, containing a significant part of rock fragments. According to the percentage ratio of quartz fragments and rock fragments, ...
- Created on 27 February 2026
- 2. Mineral and geochemical features of the porphyry copper ores at Koktaszhal deposit, central Kazakhstan
- (Content №5 2025)
- ... formation under low temperature conditions. X-ray diffraction and electron microscopic analyses revealed predominance of quartz, albite, muscovite and other silicates, which confirms the presence of intensive ...
- Created on 25 October 2025
- 3. Genetic implications of the Ain Sedma iron mineralization, NE Algeria
- (Content №5 2025)
- ... are iron oxides with quartz being the most dominant gangue mineral. Oxygen isotope analysis for both host rock and iron ores gave 18O values ranging from 19.1 to 22.5 ‰ V-SMOW and 15.9 to 20.3 ‰ V-SMOW, ...
- Created on 25 October 2025
- 4. Determination of the wear mechanism of the diamond tool matrix by analysis of wear particles
- (Content №4 2025)
- ... 13. Wang, J., Jia, Z., & Guo, Y. (2018). Shape-cutting of quartz glass by spark discharge-assisted diamond wire sawing. Journal of Manufacturing Processes, 34, ...
- Created on 26 August 2025
- 5. Physico-chemical characterization of phosphatic waste: statistical approach and efficient valorization remedies (Algeria)
- (Content №4 2025)
- ... dry wastes are mostly composed of hydroxyapatite and fluorapatite associated to dolomite, calcite, quartz and muscovite. Chemical assessments using XRF and advanced statistical analysis shows that the ...
- Created on 26 August 2025
- 6. Origin of the over consumption of cyanide during the leaching of the Amesmessa gold ore
- (Content №2 2025)
- ... Gold is distributed throughout all the facies making up the orebody, including the schistose structure. Ore characterization by XRD revealed that quartz, dolomite, calcite, phengite, and pyrite are the ...
- Created on 26 April 2025
- 7. Feasibility assessment of low-grade iron ore from El Ouenza mine by high-intensity magnetic separation
- (Content №1 2025)
- ... of banded hematite quartzite (BHQ) ore in flotation. International Journal of Mineral Processing, 130, 48-55. https://doi.org/10.1016/j.minpro.2014.05.006. 2. Birinci, M. (2021). Enrichment of Apatite-Bearing ...
- Created on 25 February 2025
- 8. Technogenic hazards coefficient of sand-resin mixtures in foundry manufacturing
- (Content №6 2024)
- ... Methodology. Quarry quartz sand brand 1K2O202, furan resin brand Permaset 839 and catalyst Permacat 128, aluminum alloy AL2, gray cast iron SCh200, carbon steel 30L, bronze BrА9Zh3L were used in the ...
- Created on 28 December 2024
- 9. Methodology for determining relative linear deformations in a rock massif of the sedimentary strata
- (Content №6 2024)
- ... H., Rajič, K., Moris-Muttoni, B., Famin, V., Palazzin, G., Fisher, D., Morell, K., …, & Montmartin, C. (2021). Quartz vein geochemistry records deformation processes in convergent zones. Geochemistry, ...
- Created on 28 December 2024
- 10. The material provenance of stone artefacts from the Novooleksandrivka kurgan
- (Content №6 2024)
- ... Kurgan “Sura-Oba” dated back to the Chalcolithic, Bronze Age and Early Iron Age were analyzed. As a result of the conducted research, it was ascertained that sandstones, granite, amphibolite, quartz rock, ...
- Created on 28 December 2024
- 11. Formation of prospecting criteria for copper-porphyry deposits based on the construction of reference models
- (Content №2 2024)
- ... mineral spectra, iron hydroxides, propylitic associations, areas of quartzite formation and silicification. By interpreting WorldView-3 satellite images, digital files have been obtained identifying iron ...
- Created on 01 May 2024
- 12. Influence of ice structure on vitability of frozen sand-water and sand-clay mixtures
- (Content №1 2024)
- ... kinetics (bending arrows) under the influence of beam-type samples’ self-mass from mixtures of quartz sand and water and quartz sand, clay and water frozen at -15 °C, which have been previously prepared ...
- Created on 29 February 2024
- 13. Recycling of barite ore tailings into porcelain: microstructure and dielectric properties
- (Content №6 2023)
- ... primary mineralogical phases include mullite, anorthite, and quartz. At 1300 °C, the celsian phase emerges alongside anorthite and quartz phases. The technological attributes of the produced porcelain ...
- Created on 23 December 2023
- 14. Liquefaction of industrial zone against earthquake loading using laboratory and field measurements
- (Content №5 2023)
- ... 11. Wichtmann, T., & Triantafyllidis, T. H. (2009). Influence of the grain size distribution curve of quartz sand on the small strain shear modulus Gmax. Journal of Geotechnical and Geoenvironmental ...
- Created on 27 October 2023
- 15. Selection and justification of drilling and blasting parameters using genetic algorithms
- (Content №4 2023)
- ... the number of microcracks (cr/sm2) in the quartz grains, which is present in uranium ore according to a linear law, and the output (in %) of oversized blocks during the destruction of uranium ore from ...
- Created on 28 August 2023
- 16. Reverse flotation process in double stage on the Algerian phosphate ore treatment
- (Content №1 2023)
- ... amounts of quartz, clay and calcite. Flotation results showed that P2O5 recovery was higher for C2 compared to C1. Thus, oleic acid and double tartrate of sodium-potassium could be considered as the best ...
- Created on 25 February 2023
- 17. The influence of fissured material on tunnel stability (a numerical study)
- (Content №6 2022)
- ... 21. Zaid, M. (2021). Preliminary Study to Understand the Effect of Impact Loading and Rock Weathering in Tunnel Constructed in Quartzite. Geotechnical and Geological Engineering. https://doi.org/10.1007/s10706-021-01948-z. ...
- Created on 25 December 2022
- 18. Mathematical modeling the quarry wall stability under conditions of heavily jointed rocks
- (Content №6 2022)
- ... quartzite rock masses. Applied Sciences, 11(8), 3351. https://doi.org/10.3390/app11083351. ...
- Created on 25 December 2022
- 19. Substantiation of the optimal parameters of the bench elements and slopes of iron ore pits
- (Content №5 2022)
- ... Lavrykovske deposits of ferruginous quartzites for further use of these parameters at the design. Methodology. Methods for determining the influence of the bench height on the productive pit capacity involves ...
- Created on 30 October 2022
- 20. On the earliest evidence of the middle Dnipro area non-flint rocks use
- (Content №5 2022)
- ... aplitoid two-feldspar granites, altered dolerite, quartz arenite, quartz rock, amphibolite and actinolitite. All the mentioned rocks are typical for the Middle Dnipro area. The specimens of the granites, ...
- Created on 30 October 2022