青海省都兰县丘吉东沟金矿水系沉积物地球化学特征及找矿远景
刘铭,王仔章

Geochemical Characteristics of Stream Sendiments and Exploration Prospective of the Qiujidonggou Gold Deposit in Dulan County,Qinghai Province
Ming LIU,Zizhang WANG
表2 水系沉积物地球化学异常特征组合基本地球化学参数统计
Table 2 Statistical of basic geochemical parameters of geochemical anomaly of stream sediments
异常编号异常元素异常点数

异常下限

T

峰值

Cmax

异常均值

Caˉ

标准离差

δ

面积(S) /km2

衬度

K==CaˉT

异常规模

D=K·S

AS-1Mo262.305.12.720.550.450.750.34
Cd170.351.200.480.080.380.800.30
Te140.090.140.110.020.200.810.16
Cu1155.00118.0063.8814.370.0380.800.03
Au112.303.002.760.570.0630.770.05
AS-2Mo202.305.402.650.550.921.151.06
Sb161.802.701.810.380.561.010.57
As2222.00126.0044.155.041.942.013.90
Au152.306.402.750.571.191.201.43
Ag80.150.230.180.020.731.200.88
Bi90.431.300.680.090.681.581.07
W143.0022.24.670.690.571.560.89
Cd140.350.620.430.081.231.231.51
Pb1328.0052.334.594.291.221.241.51
Zn4105.00112.00105.521.400.021.010.02
Sn34.405.505.070.730.421.150.48
AS-3Au102.3039.15.430.550.612.361.44
As922.00497.0072.015.040.643.272.09
Hg110.050.700.150.020.583.001.74
Sb11.802.302.300.380.0141.280.02
Cu1655.0092.462.6814.370.341.140.39
Co1624.0038.0029.35.280.601.220.73
Ni1658.0097.1068.2513.180.5631.180.66
Ti246 300.008 894.007 108.251 407.360.541.130.61
V18150.0220.00162.2731.230.331.080.36
AS-4Au82.305.603.450.550.491.800.88
Ag320.1513.100.850.021.155.676.52
Pb3428.00769.0069.164.291.312.473.24
Zn18105.00309.00122.1621.401.041.161.21
W533.0071.306.540.692.062.184.49
Mo152.309.303.210.550.451.400.63
Cu355.00154.00100.7314.370.161.830.30
Sb121.8010.22.930.380.671.631.09
Cd360.352.600.740.081.712.113.61
Ni358.00136.0088.7313.180.111.530.17
As622.00110.0048.385.040.652.201.43
Sn24.45.35.20.730.041.180.05