喜马拉雅夏如淡色花岗岩⁃伟晶岩的矿物学特征
程飞越, 谢磊, 陈小明

Mineralogical characteristics of the Xiaru leucogranite⁃pegmatite in the Himalayan oregen
Feiyue Cheng, Lei Xie, Xiaoming Chen
表1 夏如淡色花岗岩?伟晶岩的全岩主量(wt.%)和微量成分(×10-6)分析结果
Table 1 Whole?rock major (wt.%) and trace (×10-6) elements of the Xiaru leucogranite?pegmatite
岩性未矿化白云母花岗岩含钨白云母花岗岩含铌钽钨白云母花岗岩含铌钽伟晶岩岩性未矿化白云母花岗岩含钨白云母花岗岩含铌钽钨白云母花岗岩含铌钽伟晶岩
样号20XZ0520XZ34A19XZ12419XZ122🞷19XZ123🞷20XZ34B20XZ36样号20XZ0520XZ34A19XZ12419XZ122🞷19XZ123🞷20XZ34B20XZ36
SiO2(wt.%)72.6172.6675.5275.5372.8772.2974.86Sr3727105.4101912
TiO20.120.090.080.040.040.030.01Y6038124.48.0147.6
Al2O315.0515.1413.1713.5215.4315.9414.02Zr936743206.73028
FeO0.110.160.070.110.140.150.12Nb36363258397256
Fe2O30.831.081.070.700.550.370.08Mo0.150.270.170.100.550.700.27
MnO0.030.060.050.020.020.220.06Sn2428259.1249.11.9
MgO0.090.130.150.060.070.070.07Cs611085030418622
CaO0.380.750.560.480.490.360.69Ba9578244.415163.4
Na2O3.203.443.184.634.266.025.82La21114.91.21.94.33.2
K2O5.295.004.843.985.103.743.41Ce4425143.65.09.67.3
P2O50.040.210.240.240.260.040.02Pr4.72.91.20.360.611.10.83
H2O0.490.350.270.230.280.340.34Nd16114.21.12.13.42.8
LOI0.890.790.780.460.390.320.64Sm4.23.41.30.561.01.41.4
总量99.1499.8599.9899.9899.9199.90100.14Eu0.260.190.060.020.060.030.04
F0.140.150.130.080.080.040.02Gd4.33.71.30.541.01.31.2
K2O+Na2O8.498.448.028.619.359.779.23Tb1.10.840.300.140.260.350.24
A/CNK1.291.221.151.061.151.090.97Dy8.25.82.10.921.52.11.3
A/NK1.371.371.261.131.231.141.06Ho1.91.20.410.150.220.320.19
Er5.93.41.20.430.550.840.46
Li(×10-614612414931632824Tm1.10.590.210.100.100.150.08
Be7.3265.34.66.51740Yb7.13.91.40.880.651.00.51
B197376593780229618.1Lu1.00.560.200.120.080.120.07
Sc5.94.81.22.39.91.40.41Hf3.42.62.01.50.292.31.4
Ti75166146722025819150Ta8.67.89.5176.01918
V2.72.82.50.310.421.80.29W56193667153.42.7
Cr3.35.40.770.607.68.34.1Pb30362119263541
Mn2145123421241461750389Th25156.44.31.96.83.3
Co0.680.910.580.190.390.150.19U8.86.72.42.12.0114.1
Ni1.62.40.550.233.43.62.0ΣREE120.6074.4532.4210.1615.1325.9919.62
Cu3.92.60.670.380.856.21.8δEu0.180.160.130.120.170.070.08
Zn22302012192612Tzr759.90729.07694.65635.80572.49659.52648.34
Ga22221317263221Nb/Ta4.144.693.413.426.573.703.08
As1.20.741.00.161.01.11.7Zr/Hf27.3826.3321.6913.6922.9312.9819.57
Se0.720.530.200.130.300.150.23Rb/Sr21.0939.9678.87101.2975.2035.1741.54
Rb7711085790543758675486TE1,31.081.111.211.401.351.331.29