Results 51 to 60 of about 103 (77)

Simulations of goaf surface subsidence via filling control. [PDF]

open access: yesPLoS One, 2022
Yang Y, Zhang M, Hu G, Guan K.
europepmc   +1 more source

Hydrochemical analysis and discrimination of mine water source of the Jiaojia gold mine area, China

Environmental Earth Sciences, 2020
To study the hydrochemical characteristics of main aquifers in Jiaojia gold mine area and their changing regularities, exploring the main sources of mine water, 244 water samples from the main aquifers and mine water were collected. The principal components were extracted by factor analysis and shows that with the increase of depth, the concentration ...
Longqing Shi   +2 more
exaly   +2 more sources

Research on the application of residual apparent polarization to surveying deep jiaojia-type gold mines

Applied Geophysics, 2005
The theory and equations of the residual apparent polarization method are proposed and described in this article. Based on studies of existing mines, the residual apparent polarization \Gh \Ga sy , calculated from the induced-current middle-gradient apparent polarizations \Gh
Feng Ding
exaly   +2 more sources

Geochemical fractions and risk assessment of trace elements in soils around Jiaojia gold mine in Shandong Province, China

Environmental Science and Pollution Research, 2015
Soils located adjacent to the Jiaojia gold mine were sampled and analyzed to determine the degree of which they were contaminated by trace elements (Hg, As, Cd, Pb, Cu, and Zn) in Shandong Province, China. All 18 samples exhibited mean Hg, As, Cd, and Pb concentrations in excess of local background values, while the mean concentrations of Cu and Zn ...
Linghao Kong   +2 more
exaly   +3 more sources

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