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. 2023 May 12;9(5):e16034. doi: 10.1016/j.heliyon.2023.e16034

Table 3.

Rare earth elements (ppm) and calculated parameters of clastic materials in Kompina and environ.

Samples/elements S5 S19 S23 S25 S29 S30 S31 S33 S39 S11 S15 S17 S21 S38 S2 S9 S12 S28 S32 S8
La 77 95 77 66 45 42 29 80 67 67 61 64 54 78 10 12 57 8 2 36
Ce 156 231 178 151 94 84 60 171 138 145 136 146 123 166 46 24 101 14 5 111
Pr 18.4 26.1 19.7 16.3 10.1 9.1 6.8 18.5 15.8 17.3 16.0 16.4 13.2 19.3 1.9 2.8 13.8 1.6 0.5 7.7
Nd 75 100 71 61 37 36 24 70 63 64 60 65 53 72 7 11 52 7 1 30
Sm 14.2 20.1 14.8 12.1 7.2 8.0 4.9 13.4 12.3 12.2 12.0 11.6 10.2 14.8 1.2 1.8 9.2 1.2 0.2 6.9
Eu 2.0 3.7 2.7 2.0 1.4 1.8 1.0 2.4 2.4 2.4 2.3 2.3 1.8 2.9 0.2 0.3 1.8 0.2 0.1 1.3
Gd 11.5 18.7 12.8 9.6 6.7 8.3 3.7 11.0 10.9 10.2 9.9 9.9 8.3 11.4 0.8 1.3 7.4 0.7 0.2 6.0
Tb 1.8 3.0 2.0 1.5 1.1 1.4 0.6 1.8 1.8 1.6 1.6 1.5 1.2 1.6 0.1 0.2 1.1 0.1 0.1 1.2
Dy 10.1 1.6 10.2 7.5 5.7 7.5 3.2 10.4 9.3 8.6 8.9 8.0 6.2 9.2 0.7 1.2 5.5 0.9 0.2 6.6
Y 48.4 78.3 44.5 35.2 41.7 43.0 16.3 47.8 46.6 36.7 39.1 32.7 29.9 36.7 2.8 8.1 21.1 2.4 1.7 28.6
Ho 1.9 3.2 1.9 1.6 1.4 1.6 0.6 2.0 1.8 1.6 1.6 1.4 1.2 0.7 0.1 0.3 1.0 0.1 0.1 1.3
Er 5.0 9.1 5.1 4.2 4.3 4.5 1.8 5.5 4.9 4.4 4.4 3.7 3.1 3.7 0.4 1.1 2.6 0.3 0.3 3.9
Tm 0.8 1.3 0.8 0.7 0.7 0.8 0.3 0.8 0.8 0.7 0.6 0.5 0.5 0.6 0.1 0.2 0.4 0.1 0.1 0.6
Yb 4.9 7.6 4.5 4.1 4.3 5.5 2.1 5.4 4.4 4.0 3.9 3.1 3.0 3.5 0.4 1.3 2.1 0.5 0.4 4.2
Lu 0.7 1.1 0.7 0.7 0.8 0.8 0.3 0.8 0.7 0.6 0.6 0.5 0.5 0.5 0.1 0.3 0.3 0.1 0.1 0.6
Total 427 600 446 373 262 255 155 440 380 377 358 367 308 420 71 67 276 36 12 246
LREE 353 495 376 318 202 189 130 366 309 318 298 315 263 364 66 54 242 32 9 199
HREE 25 27 25 20 18 22 9 27 24 21 22 19 16 20 2 5 13 2 1 18
LREE/HREE 14 18 15 16 11 9 14 14 13 15 14 17 17 18 36 12 19 16 8 11
(La/Yb)N 10.4 8.4 11.4 10.7 7.0 5.1 9.0 9.7 10.3 11.1 10.4 13.8 12.1 14.9 16.0 6.4 17.7 10.1 4.1 5.7
Eu*Chondrite 0.4 0.5 0.4 0.4 0.7 0.6 0.5 0.5 0.5 0.4 0.4 0.4 0.4 0.3 0.4 0.8 0.3 0.3 1.4 0.7
Eu*PAAS 0.7 0.9 0.9 0.9 1.0 1.1 1.1 0.9 1.0 1.0 1.0 1.0 0.9 1.0 1.0 0.8 1.0 1.1 1.3 1.0