| Element |
Certified Values |
EDXRF values |
| Mg |
14600 |
14900 ± 1000 |
| Al |
72100 |
68400 ± 2300 |
| K |
20500 |
19100 ± 700 |
| Ca |
19100 |
16500 ± 500 |
| Ti |
3400 |
3100 ± 100 |
| Fe |
33600 |
33900 ±1200 |
| V |
110 |
98.8 ± 6.59 |
| Cr |
130 |
112.1 ± 4.01 |
| Mn |
529 |
568.2 ± 19.85 |
| Co |
12.8 |
12.8 ± 0.55 |
| Ni |
83 |
69.3 ± 2.98 |
| Zn |
107 |
127.9 ± 4.88 |
|