 |
| |||
| Arsendisulfid n (As4S4); Rauschrot m; Rubinrot; Realgar m (As4S4); Rausch rot | |||
|
arsenic ruby : 17 phrases, 2 sujets |
| Chimie | 12 |
| Exploitation minière | 5 |
|
| |||
| Arsendisulfid n (As4S4); Rauschrot m; Rubinrot; Realgar m (As4S4); Rausch rot | |||
|
arsenic ruby : 17 phrases, 2 sujets |
| Chimie | 12 |
| Exploitation minière | 5 |