Phase,%

O

Na

Mg

Al

Si

P

S

Cl

K

Ca

Ti

Fe

Ni

Zn

U

The light phase*

38.9

11.0

0.90

0.4

1.7

10.6

2.1

12.2

4.8

11.9

0

1

0

0

4.5

The dark phase**

33.0

11.1

0.92

2.6

6.61

5.69

6.48

11.8

7.1

2.81

0.31

8.61

0.05

0.1

2.75