Table 1.
Mercury concentrations in the environmental compartments of gold-mining areas and background zones
Sampling sites
Background
Industrial
Industrial
Background
Industrial
Background
Industrial
Background
Industrial
as now.
Concentration ranges of mercury
Rock, mineral
(mg kg-I)
0.001-0.028
<0.001-0.307
0.01-0.04
0.IS-4.0
Eluvium
(mg kg-I)
Atmos. air
(ng
m- 3
)
Industrial air
(ng m- 3
)
Soil
(mg kg-I)
Chita Oblast (Laperdina et
al. 1995, 1996)
0.013-0.033
<1-11
0.013-0.14
0.020-0.780
<1-183
S-2S0 000
0.0IS-3.59
Water
Dissolved,
(ng I-I)
Republic of Buryatia (Irokendinskoe deposit) (Taisayer 1991)
Krasnoyarsk Krai (Boguny deposit) (Roslyakov and Kirillova 1995)
Novosibirsk Oblast (refining plant) (Roslyakov and Kirillova 1995)
0.03-0.08
0.03-18.9
Republic of Yakytia (Bodienkov 1984;
Omelchenko 1985,
Rutavishnikov 1984)
100-230000
Particulate
(ng I-I)
(mg kg -I)
<5-380
0.4-112
<5-27800
0.2-1860
0.04 a
6.8 a
Bottom
sediment
(mg kg-I)
0.008-0.11
0.010-54.2
1.0-S.0
0.034-0.18
0.035-3.0
'" 0N
-l
o
tO>
"0
~
Q.
5'
0>
~
~