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Content №2 2025

Geology 5
A. A. Abdiev, L. S. Shamganova, A. R. Abdiev, A. B. Orokov, A. Zh. Ashymov Estimation of coal field reserves with grading by technical characteristics of coal 5
A. E. Abetov, D. B. Mukanov Structure of the gravitational field and gravity-disturbing objects of the South Torgay sedimentary basin 13
M. Y. Baghdadi, Z. Chafi, M. Louz, T. Tahri, M. E. A. Benamar, S. Bellucci Origin of the over consumption of cyanide during the leaching of the Amesmessa gold ore 26
A. M. Kushnir, A. Y. Stolpakov Modern geoelectric surveys along the Mali Heivtsi ‒ Tiachiv profile of the Transcarpathian Trough 33
Mining 42
Z. Malanchuk, V. Korniyenko, Ye. Malanchuk, A. Khrystyuk, W. Sobczyk Model representation of the influence of hydraulic mixture backwater in the washout chamber on the hydraulic elevator lifting height 42
S. Moldabayev, A. Adamchuk, G. Assylkhanova, N. Bakytzhanov, A. Khairullayev, M. Yeluzakh Determining the limiting contour of the quarry based on minimizing the volume of the near-contour ore zone 51
K. Rysbekov, M. Nurpeisova, Kh. -K. Kassymkanova, G. Meirambek, D. Kyrgizbayeva, D. Rakhimbayeva Providing stability of quarry slopes at combined mining of mineral deposits 60
Ye. M. Stavychnyi, Ye. A. Koroviaka, A. O. Ihnatov, M. O. Tokareva, V. V. Yavorska, D. Sala Features of technological factors of well construction based on the example of oil and gas fields 69
V. P. Shchokin, V. V. Tkachuk, O. V. Aniskov, O. V. Kliatskyi Investigation of the stress-strain state of mine shaft support under long-term operation 79
V. S. Morkun, N. V. Morkun, S. М. Hryshchenko, E. Y. Bobrov, І. A. Haponenko Determination of the harmonic distortion value of vibroacoustic signals in the process of drilling operations 88



https://doi.org/10.33271/nvngu/2025-2

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ISSN (print) 2071-2227,
ISSN (online) 2223-2362.
Journal was registered by Ministry of Justice of Ukraine.
Registration number КВ No.17742-6592PR dated April 27, 2011.

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