,La,Ce,Pr,Nd,Sm,Eu,Gd,Tb,Dy,Ho,Er,Tm,Yb,Lu

甲－1jk(磁),17.49,25.06,1.47,5.04,0.34,0.079,0.22,0.005,0.11,0.0082,0.037,0.0055,0.0005,0.0004

甲－2jk(浮),14.64,20.79,1.35,4.12,0.27,0.054,0.17,0.005,0.08,0.0065,0.026,0.0049,0.0001,0.0004

乙－A－1jka(精),16.8,24.76,1.39,4.69,0.25,0.064,0.18,0.005,0.09,0.0075,0.029,0.0049,0.0002,0.0003

乙－A－1jkb(粗),4.35,6.22,0.47,1.2,0.07,0.018,0.05,0.005,0.04,0.0019,0.009,0.0009,0.0002,0.0001

乙－B－jka(粗),3.51,5.79,0.48,1.3,0.11,0.026,0.07,0.005,0.04,0.002,0.011,0.0011,0.0004,0.0002

乙－B－jkb(精),13.59,22.33,1.26,4.8,0.37,0.085,0.22,0.005,0.12,0.0076,0.034,0.0047,0.0001,0.0003

丙－jk(精),18.81,28.7,1.44,5.99,0.34,0.081,0.23,0.005,0.12,0.0085,0.036,0.0062,0.0001,0.0003

丙－jk(Fe),0.097,0.15,0.019,0.033,0.001,0.004,0.01,0.008,0.01,0.0003,0.001,0.0004,0.0017,0.0019

牦牛坪160,8876,13927,1333,4594,377,70.1,199.07,36.8,64.6,15.41,18.52,12.36,15.5,2.17

球粒隕石標準化值,0.378,0.976,0.136,0.716,0.23,0.0866,0.311,0.0589,0.39,0.0888,0.255,0.0385,0.249,0.0387

,,,,,,,,,,,,,,

,La,Ce,Pr,Nd,Sm,Eu,Gd,Tb,Dy,Ho,Er,Tm,Yb,Lu

甲－1jk(磁),46.26984127,25.67622951,10.80882353,7.039106145,1.47826087,0.912240185,0.707395498,0.084889643,0.282051282,0.092342342,0.145098039,0.142857143,0.002008032,0.010335917

甲－2jk(浮),38.73015873,21.30122951,9.926470588,5.754189944,1.173913043,0.623556582,0.546623794,0.084889643,0.205128205,0.073198198,0.101960784,0.127272727,0.000401606,0.010335917

乙－A－1jka(精),44.44444444,25.36885246,10.22058824,6.55027933,1.086956522,0.739030023,0.578778135,0.084889643,0.230769231,0.084459459,0.11372549,0.127272727,0.000803213,0.007751938

乙－A－1jkb(粗),11.50793651,6.37295082,3.455882353,1.675977654,0.304347826,0.207852194,0.160771704,0.084889643,0.102564103,0.021396396,0.035294118,0.023376623,0.000803213,0.002583979

乙－B－jka(粗),9.285714286,5.932377049,3.529411765,1.815642458,0.47826087,0.300230947,0.225080386,0.084889643,0.102564103,0.022522523,0.043137255,0.028571429,0.001606426,0.005167959

乙－B－jkb(精),35.95238095,22.87909836,9.264705882,6.703910615,1.608695652,0.981524249,0.707395498,0.084889643,0.307692308,0.085585586,0.133333333,0.122077922,0.000401606,0.007751938

丙－jk(精),49.76190476,29.4057377,10.58823529,8.365921788,1.47826087,0.935334873,0.739549839,0.084889643,0.307692308,0.095720721,0.141176471,0.161038961,0.000401606,0.007751938

丙－jk(Fe),0.256613757,0.153688525,0.139705882,0.046089385,0.004347826,0.046189376,0.032154341,0.13582343,0.025641026,0.003378378,0.003921569,0.01038961,0.006827309,0.049095607

數據來源,"

《四川稀土精礦的稀土元素和微量元素地球化學特征及

開發(fā)利用意義》2013年10月

趙芝

1，付小方2，任希杰3，方一平4，侯立瑋2，王登紅1，劉麗君5

(1．國土資源部成礦作用與資源評價重點實驗室，中國地質科學院礦產資源