Monazite

Xenotime

Allanite

Pyrochlore

Total (MLA-EPMA)

ICP-MS

UO₂

73.7

19.3

15.9

109.0

274.5

ThO₂

81.2

n.d.

0.3

81.5

92.2

La₂O₃

695.1

n.d.

29.0

n.d.

724.1

728.3

Ce₂O₃

1901.6

n.d.

87.5

n.d.

1989.1

1862.3

Pr₂O₃

197.8

n.d.

9.1

n.d.

206.9

236.4

Nd₂O₃

760.1

n.d.

33.0

n.d.

793.1

928.4

Sm₂O₃

153.2

23.9

6.2

n.d.

183.4

216.8

Y₂O₃

124.1

1272.5

5.7

1.7

1404.0

1536.6

Gd₂O₃

119.5

160.0

4.9

0.8

285.2

240.9

Dy₂O₃

36.1

197.9

n.d

0.7

234.8

249.0

Total REO

3987.6

1654.5

175.4

3.3

5820.6

5998.9

Distribution of TREO %

68.5

28.4

3.0

0.1

100.0

Distribution of HTREO (Y, Gd, Dy) %

14.5

84.7

0.6

0.2

100.0