粒陨石中的REE含量:(1)作出样品的REE球粒陨石分配模式图;(2)求出LREE/IIREE;(3)求出FREE;(4)求出Ce/Ce*;(5)求出Eu/Eu*;(6)说明Ce/Ce*与Eu/Eu*所指示的地质地球化学意义。附:样品稀土元素测试结果(单位:PPm)样品139La140Ce141Pr146Nd147Sm153Eu157Gd159Tb163Dy165Ho166Er169Tm172Yb175Lu15410812.7479.70.859.31.6510.22.056.51.067.41.15222404.9193.41.022.70.411.850.340.850.150.890.1235610513.25410.23.28.51.25.60.8820.281.50.1946210913.6488.41.76.71.025.10.982.70.432.60.41515253.4122.40.511.90.351.60.3310.170.90.14725485.8213.312.40.291.520.270.760.110.690.11940789.2346.31.335.50.875.10.962.80.442.80.451013383.211.82.40.472.20.422.20.451.30.21.20.19115410911.8458.52.57.61.2371.4340.63.80.581238748.5326.21.35.40.864.71.032.80.442.60.431335.5708.53261.255.20.844.71.972.750.422.810.4614479310.3417.81.566.81.086.21.233.40.533.50.54156713314.6577.41.668.51.37.41.413.80.573.80.58
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