Cr (%)

Mn (%)

Fe (%)

Co (ppm)

Ni (ppm)

Cu (ppm)

Zn (ppm)

Ga (ppm)

Ge (ppm)

As (ppm)

Se (ppm)

0.025

0.01

0.07

51.90

12.40

12.90

22.31

7.81

<1.20

0.71

1.31

Br(ppm)

Rb(ppm)

Sr(ppm)

Y(ppm)

Zr(ppm)

Ag(ppm)

Cd(ppm)

Sn(ppm)

Sb(ppm)

Te(ppm)

I(ppm)

3.100

2.60

2183

105.61

11.11

<0.71

1.71

<0.91

1.30

0.51

<2.51

Cs(ppm)

Ba(ppm)

La(ppm)

Ce(ppm)

Hf(ppm)

Ta(ppm)

W(ppm)

Tl(ppm)

Pb(ppm)

Th(ppm)

U(ppm)

<5.1

216.90

594.30

1435

11.71

10.90

34.00

2.40

18.90

20.21

4.41

Al (%)

Na (%)

Mg (%)

Si (%)

P (%)

S (%)

K (%)

Ca (%)

Ti (%)

V (%)

 

<0.018

<0.45

<0.08

0.34

0.80

19.66

<0.01

25.52

<0.01

0.02

 

Table 1: Chemical composition (wt. %) of the Foskor phosphogypsum as determined by XRF analysis