Concentrating Mill Wastes are the Source of Pollution of Human Environment and Natural Ecosystems with Heavy Metals: A Case Study in Primorsky Krai, Russian Federation

Table 1

The content of elements in the tailings of KCM.

Element	Clark in the Earth’s crust, gm/ton [55]	“New” tailings pond,; V = 3.9 mln t, n = 20		“Old” tailings pond, V = 2.9 mln t, n = 86
		Content, gm/ton		Content, gm/ton
		Range	Mean	Range	Mean
Zn	93.0	700.0–1000.0	905.0	300.0–13920.0	3094.2
Pb	20.0	710.0–1400.0	1071.5	680.0–11700.0	2459.9
As	12.0	650.0–2500.0	1027.5	400.0–10000.0	2325.0
Sn	6.4	260.0–630.0	389.0	170.0–1000.0	531.3
Fe	44200.0	59082.0–199080.0	108031.0	13682.0–460740.0	144989.0
Al	77200.0	41022.0–62487.0	51417.6	6837.0–57028.0	44567.1
Mn	800.0	3580.0–10069.0	5808.3	467.0–24554.0	7032.67
Ag	0.07	10.0–12.0	10.8	5.0–75.0	18.5
Cu	48.0	120.0–220.0	155.5	40.0–2100.0	196.0
B	100.0	40.0–220.0	135.5	76.0–500.0	202.4
V	130.0	21.0–47.0	34.6	21.0–95.0	41.8
Ni	74.0	20.0–35.0	25.1	14.0–78.0	36.4
Cr	94.0	12.0–44.0	21.7	14.0–49.0	29.0
Bi	0.097	0.10–2.5	1.8	0.10–105.0	28.0
Cd	0.42	2.50–3.5	2.8	0.1–380.0	23.5
Co	19.0	6.0–19.0	14.6	3.0–53.0	16.7
Ga	22.0	8.0–17.0	11.4	5.0–17.0	9.9
Li	65.0	0.5–30.4	15.1	3.9–40.5	28.1
Be	0.3	0.9–1.3	1.1	0.7–1.7	1.2
Sc	13.0	4.6–10.0	7.8	3.4–8.9	6.1
Rb	150.0	61.1–97.0	87.6	8.9–98.1	72.1
Sr	330.0	55.2–106.5	86.7	30.2–201.7	54.7
Y	30.0	8.7–12.5	10.7	5.3–80.9	12.7
Zr	170.0	20.7–33.0	28.9	6.4–47.8	37.3
Nb	18.0	5.8–8.6	6.8	0.8–8.1	6.2
Mo	2.6	0.6–0.9	0.7	0.6–2.6	1.0
Cs	6.5	7.9–17.3	10.6	1.2–17.6	10.5
Ba	660.0	238.2–360.7	301.3	181.7–388.3	257.1