Oxides (%)

Trace elements (ppm)

Sample

57A

57C

125

Sample

57C

125

SiO₂

53.67

61.46

63.47

Y₂O₃

190

190

Al₂O₃

21.57

23.58

22.17

ZrO₂

90

70

Fe₂O₃

4.46

2.55

1.96

BaO

60

70

CaO

1.40

0.02

0.02

SrO

40

50

K₂O

9.01

11.00

11.16

Rb₂O

30

30

Na₂O

8.29

0.20

0.38

SO₃

20

10

MgO

0.19

0.11

0.07

ZnO

10

10

MnO

0.12

0.06

0.07

ThO₂

0

TiO₂

0.53

0.49

0.33

Ga₂O₃

0

P₂O₅

0.08

0.09

0.09

Total

99.32

99.56

99.72

Total

440

430

L.O.I

1.91

2.31

2.52

I.A

0.80

0.48

0.52