مواد معدنی

5%
3%
14%
4%
4%
5%
4%
4%
20%
5%
8%
29%
8%
30%
5%
4%
4%
10%
46%
22%
3%
5%
4%
5%
20%
8%
5%
5%
5%
18%
5%