Geomechanical assessment of mining conditions in the Khingansk manganese ore body |
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Authors: | I. Yu. Rasskazov B. G. Saksin M. I. Potapchuk V. I. Usikov |
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Affiliation: | 1. Institute of Mining, Far East Branch, Russian Academy of Sciences, ul. Turgeneva 51, Khabarovsk, 680000, Russia
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Abstract: | The article reports the geomechanical assessment of rockburst-hazardous Khingansk manganese ore body (Poperechny extraction site) at the early stage of development. The researchers accomplished geodynamic zoning of the ore body, analyzed mining-and-geological and mine-technical conditions, and estimated parameters of physico-mechanical properties of host rocks and ore. Using numerical modeling, the stress state of the ore body and enclosing rock mass at various mining stages is assessed, and the bottom part of the Khingansk ore body is considered rockburst-hazardous. |
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