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Fracturing in the Effusive Formations Caused by the Own Weight of Volcanic Structures

Received: 23 February 2017    Accepted: 29 March 2017    Published: 28 November 2017
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Abstract

It is known that volcanic eruptions released vast quantities of gases, vapors and significant amount of lava. Such volcanic release defuses intense condition beneath the crust, reduces the pressure in the deep layers. In such circumstances, the crust under its own weight and the weight of erupted lava gives deflection deformation, aiming to restore the disturbed balance between the acting forces and reactions. Based on the investigations of stress-deformed state of volcanic areas can be possible to predict the fracture in the regional lava rocks under the weight of the structure itself. The mathematical solution of the problem is examined by the example of the Aragats volcanic massif in Republic of Armenia using two possible models: Model 1, Model 2. The gravitational field of the region consists of a set relative minimums and maximums; the deepest minimum of gravity is characterized by apical zone. At the same time the central part of the massive of is contoured by large gravity gradient zones. Our comparison has shown that, according to the first approximation, there is a planned coincidence of calculated regional fractured lava zones with large gravity gradient around Mount Aragats. It is advisable to more efficiently distribute the volumes of field work in establishing deep regional fractured zones, within which congestion (and movement) of groundwater is possible.

Published in American Journal of Biological and Environmental Statistics (Volume 3, Issue 3)
DOI 10.11648/j.ajbes.20170303.12
Page(s) 44-48
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2024. Published by Science Publishing Group

Keywords

Aragats Massif, Deformation, Endless Plate, Differential Equation, Regional Fracturing

References
[1] Epifantsev O. G., Pletenchuk N. S., Fracture of rocks. Basic theory and methods of study. Guidelines; SibGIU. - Novokuznetsk, 2008. - 41 p.
[2] Markhinin E. K. Volcanism. Moscow, Nedra, 1985, 288p.
[3] Minasyan R. S., Vardanyan V. P., Paleorelief and distribution of groundwater flow of the central volcanic highlands of Armenia. Edit. Asogik, Yerevan 2003 52p. (in Russian).
[4] Nadai, The ductility and fracture of solids. 1954 (in Russian).
[5] Oganezov G. G., Groundwater of Ararat depression. Vol.1, Yerevan 1957 (in Russian).
[6] Ratz M. V, Chernyshev S. N., Fracture and properties of fractured rocks. Moscow, Nedra, 1970 (in Russian).
[7] Rebetskii Y., L., Tectonic stresses and strength of natural massifs. M.: Academic Book, ICC, 2007. 406 p.
[8] Semyachkov A. I., The filtration heterogeneity of fractured rock / -M.: Mining book. 2009. 151 p. ISBN 978-5-98672-115-6.
[9] Svyatkovsky L. E. Regional Volcanology. Moscow, Nedra, 1975 (in Russian).
[10] TolokonnikovI. S., Fracture and permeability of lava Armenia. Hydroproject, Issue.14, 1966 (in Russian).
[11] Sadova A. V and others, Aerospace methods of exploration of groundwater. Moscow, Nedra, 1985.
[12] Vardanyan V. The Basic Principle of Complexion of Hydro-Geophysical and Aerospace Research Methods to Examine Groundwater Resources. Scholars notes YSU, Yerevan, №3, 2004, p. 124-127.
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  • APA Style

    Vahram Vardanyan. (2017). Fracturing in the Effusive Formations Caused by the Own Weight of Volcanic Structures. American Journal of Biological and Environmental Statistics, 3(3), 44-48. https://doi.org/10.11648/j.ajbes.20170303.12

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    ACS Style

    Vahram Vardanyan. Fracturing in the Effusive Formations Caused by the Own Weight of Volcanic Structures. Am. J. Biol. Environ. Stat. 2017, 3(3), 44-48. doi: 10.11648/j.ajbes.20170303.12

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    AMA Style

    Vahram Vardanyan. Fracturing in the Effusive Formations Caused by the Own Weight of Volcanic Structures. Am J Biol Environ Stat. 2017;3(3):44-48. doi: 10.11648/j.ajbes.20170303.12

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  • @article{10.11648/j.ajbes.20170303.12,
      author = {Vahram Vardanyan},
      title = {Fracturing in the Effusive Formations Caused by the Own Weight of Volcanic Structures},
      journal = {American Journal of Biological and Environmental Statistics},
      volume = {3},
      number = {3},
      pages = {44-48},
      doi = {10.11648/j.ajbes.20170303.12},
      url = {https://doi.org/10.11648/j.ajbes.20170303.12},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ajbes.20170303.12},
      abstract = {It is known that volcanic eruptions released vast quantities of gases, vapors and significant amount of lava. Such volcanic release defuses intense condition beneath the crust, reduces the pressure in the deep layers. In such circumstances, the crust under its own weight and the weight of erupted lava gives deflection deformation, aiming to restore the disturbed balance between the acting forces and reactions. Based on the investigations of stress-deformed state of volcanic areas can be possible to predict the fracture in the regional lava rocks under the weight of the structure itself. The mathematical solution of the problem is examined by the example of the Aragats volcanic massif in Republic of Armenia using two possible models: Model 1, Model 2. The gravitational field of the region consists of a set relative minimums and maximums; the deepest minimum of gravity is characterized by apical zone. At the same time the central part of the massive of is contoured by large gravity gradient zones. Our comparison has shown that, according to the first approximation, there is a planned coincidence of calculated regional fractured lava zones with large gravity gradient around Mount Aragats. It is advisable to more efficiently distribute the volumes of field work in establishing deep regional fractured zones, within which congestion (and movement) of groundwater is possible.},
     year = {2017}
    }
    

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    T2  - American Journal of Biological and Environmental Statistics
    JF  - American Journal of Biological and Environmental Statistics
    JO  - American Journal of Biological and Environmental Statistics
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    AB  - It is known that volcanic eruptions released vast quantities of gases, vapors and significant amount of lava. Such volcanic release defuses intense condition beneath the crust, reduces the pressure in the deep layers. In such circumstances, the crust under its own weight and the weight of erupted lava gives deflection deformation, aiming to restore the disturbed balance between the acting forces and reactions. Based on the investigations of stress-deformed state of volcanic areas can be possible to predict the fracture in the regional lava rocks under the weight of the structure itself. The mathematical solution of the problem is examined by the example of the Aragats volcanic massif in Republic of Armenia using two possible models: Model 1, Model 2. The gravitational field of the region consists of a set relative minimums and maximums; the deepest minimum of gravity is characterized by apical zone. At the same time the central part of the massive of is contoured by large gravity gradient zones. Our comparison has shown that, according to the first approximation, there is a planned coincidence of calculated regional fractured lava zones with large gravity gradient around Mount Aragats. It is advisable to more efficiently distribute the volumes of field work in establishing deep regional fractured zones, within which congestion (and movement) of groundwater is possible.
    VL  - 3
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Author Information
  • Department of Geophysics, Geography and Geology Faculty, Yerevan State University, Yerevan, Republic of Armenia

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