Home > Archive > No. 2 (202) 2026 > 5–18
Geology & Geochemistry of Combustible Minerals No. 2 (202) 2026, 5–18
ISSN 0869-0774 (Print), ISSN 2786-8621 (Online)
https://doi.org/
Iryna BUCHYNSKA
Institute of Geology and Geochemistry of Combustible Minerals of the National Academy of Sciences of Ukraine, Lviv, Ukraine
e-mail: ibuchynska@ukr.net, https://orcid.org/0000-0002-8154-4485
Abstract
An important factor in overcoming the crisis in the economy of Ukraine during the post-war reconstruction period is the proper provision of the economy’s needs in mineral and raw materials resources and their effective use.
In the geological and industrial assessment of coal deposits, they should be considered as complex coalbed methane. Coalbed methane as an unconventional source of hydrocarbons can be an alternative to electricity production by burning coal and a valuable energy and chemical raw material that can be successfully used in the energy and chemical industries.
The complex of factors influencing the total gas content (methane content) of a coalbed is analyzed and summarized: the complexity of the geological and tectonic structure of the territory; the degree of coal bearing capacity; the degree of metamorphism; gas capacity, composition and physicochemical properties of coal; porosity, sorption properties, density, permeability and fracturing of coal and host rocks; depth of coal seams; presence and thickness of overlying sediments; hydrogeological conditions; occurrence of methane weathering zone.
Purpose: assessment of methane production prospects of the coal-bearing stratum of the Tyagliv deposit (mine field Tyagliv No. 1) of the Lviv-Volyn basin according to geological criteria.
The Tyagliv deposit is the most gas-bearing in the Lviv-Volyn basin. The distribution of gases is characterized by extreme instability in area and depends on the tectonic structure. The article considers the gas-bearing and technogolic features of coal seams and Carbonaceous sandstones of the Serpukhovian and Bashkirian Carboniferous stages. Within the Tyagliv No. 1 mine field, coal seams b4, n9, n8в, n8, n7в, n7 (Buzhanskaya Formation of the Middle Carboniferous) and intervals of Carbonaceous sandstones belonging to the Serpukhovian Lower Carboniferous (n06Sn7) and the Bashkirian Middle Carboniferous (n8Sn9, n9Sb1, b1Sb4). were studied. Gas-bearing schemes of these objects are presented. Based on the presented material, an assessment of the prospects of the area of the Tyagliv No. 1 mine field was made, taking free and sorbed gas in coal-bearing strata into account.
According to all the proposed geological criteria, the coal-bearing strata of the mine field Tyagliv No. 1 may be promising for methane production. Taking into account the geological and exploration characteristics, we can speak of real prospects for independent methane production.
Keywords
Lviv-Volyn coal basin, Tyagliv deposit, coal seam, coal-bearing stratum, gas content, criteria
Referenses
Buchynska, I. V. (2010). Litolohichnyi sklad, kolektorski vlastyvosti ta hazonosnist piskovykiv kamianovuhilnoho viku Lvivsko-Volynskoho vuhilnoho baseinu (pole shakhty Tiahlivska № 1). Heolohiia i heokhimiia horiuchykh kopalyn, 2(151), 30–35. [in Ukrainian]
Buchynska, I., & Matrofailo, M. (2021). Perspektyvy naroshchuvannia mineralno-syrovynnoi bazy Lvivsko-Volynskoho kamianovuhilnoho baseinu. Hirnycha heolohiia ta heoekolohiia, 1, 5–23. https://doi.org/10.59911/mgg.2786-7994.2020.1.234260 [in Ukrainian]
Buchynska, I. V., Matrofailo, M. M., Poberezhskyi, A. V., & Stupka, O. O. (2023). Heolohichna kharakterystyka ta perspektyvy osvoiennia metanovuhilnoho Tiahlivskoho rodovyshcha Lvivsko-Volynskoho kamianovuhilnoho baseinu. In Nadrokorystuvannia v Ukraini. Perspektyvy investuvannia: materialy Vosmoi mizhnarodnoi naukovo-praktychnoi konferentsii (9–12 zhovtnia 2023 r., m. Lviv) (pp. 325–330). Derzhavna komisiia Ukrainy po zapasakh korysnykh kopalyn. [in Ukrainian]
Derzhavna komisiia Ukrainy po zapasakh korysnykh kopalyn. (2013). Metodychni vkazivky iz zastosuvannia Klasyfikatsii zapasiv i resursiv korysnykh kopalyn derzhavnoho fondu nadr do pidrakhunku zapasiv i otsinky resursiv plastovoho hazu (metanu) vuhilnykh rodovyshch na diliankakh nadr, promyslova rozrobka yakykh ne zdiisniuvalas (Nakaz № 569). https://zakon.rada.gov.ua/rada/show/v0569339-13#Text [in Ukrainian]
Kostyk, I. O., Buchynska, I. V., & Poberezhskyi, A. V. (2021). Klasyfikatsiia zapasiv vuhillia Tiahlivskoho i Liubelskoho rodovyshch Pivdenno-Zakhidnoho vuhlenosnoho raionu Lvivsko-Volynskoho baseinu za osnovnymy pryrodnymy pokaznykamy. Heolohichnyi zhurnal, 1(374), 53–69. https://doi.org/10.30836/igs.1025-6814.2021.1.214013 [in Ukrainian]
Kravtcov, A. I. (Ed.). (1980). Gazonosnost ugolnykh basseinov i mestorozhdenii SSSR: Vol. 3. Genezis i zakonomernosti raspredeleniia prirodnykh gazov ugolnykh basseinov i mestorozhdenii SSSR. Moskva: Nedra. [in Russian]
Lukinov, V., & Bezruchko, K. (2010). Umovy formuvannia mezhi kolektoriv hazu v piskovykakh lokalnykh antyklinalnykh struktur Donbasu. Heolohiia i heokhimiia horiuchykh kopalyn, 3–4(152–153), 5–18. [in Ukrainian]
Matrofailo, M., Buchynska, I., & Poberezhskyi, A. (2017). Rozpodil i pokhodzhennia vuhlevodnevykh haziv u vuhlenosnykh vidkladakh Lvivsko-Volynskoho kamiano-vuhilnoho baseinu. Heolohiia i heokhimiia horiuchykh kopalyn, 3–4(172–173), 87–105. [in Ukrainian]
Matrofailo, M. M., Buchynska, I. V., & Poberezhskyi, A. V. (2024). Osnovni heolohichni chynnyky hazonosnosti i vydobuvnyi potentsial perspektyvnykh dilianok hazovuhilnykh rodovyshch Lvivsko-Volynskoho kamianovuhilnoho baseinu. In Naukovi aspekty zberezhennia ta vidnovlennia pryrodnykh resursiv v umovakh suchasnoho rozvytku suspilstva (pp. 534–559). Ryha: Baltija Publishing. https://doi.org/10.30525/978-9934-26-511-2-21 [in Ukrainian]
Ministerstvo enerhetyky Ukrainy. (2022). Enerhetychna stratehiia Ukrainy do 2050 r. https://www.mev.gov.ua/reforma/enerhetychna-stratehiya [in Ukrainian]
Mykhailov, V. A. (Ed.). (2013). Netradytsiini dzherela vuhlevodniv Ukrainy: Kn. 7. Metan vuhilnykh rodovyshch, hazohidraty, impaktni struktury i nakladeni zapadyny Ukrainskoho shchyta. Kyiv: Nika-Tsentr. [in Ukrainian]
Pro haz (metan) vuhilnykh rodovyshch, Zakon Ukrainy № 1392-VI (2009). https://zakon.rada.gov.ua/laws/show/1392-17#Text [in Ukrainian]
Pro zatverdzhennia Zahalnoderzhavnoi prohramy rozvytku mineralno-syrovynnoi bazy Ukrainy na period do 2030 roku, Zakon Ukrainy № 3268-VI (2011). https://zakon.rada.gov.ua/laws/show/3268-17#Text [in Ukrainian]
Yavnyi, P., & Buchynska, I. (2012). Otsinka metanonosnosti vuhlenosnoi tovshchi Lvivsko-Volynskoho baseinu. Heolohiia i heokhimiia horiuchykh kopalyn, 3–4(160–161), 17–28. [in Ukrainian]
Yavnyi, P., Knysh, I., Buchynska, I., & Byk, S. (2009). Prohnoz hazonosnosti vuhilnykh plastiv Tiahlivskoho rodovyshcha Lvivsko-Volynskoho baseinu. Heolohiia i heokhimiia horiuchykh kopalyn, 2(147), 39–50. [in Ukrainian]
Zięba, M., & Smoliński, A. (2025). Methane emissions from mining in the European Union. Energies, 18(4), 791. https://doi.org/10.3390/en18040791
Received: March 12, 2026
Accepted: March 27, 2026
Published: May, 2026