English | German |
rock salt mining Rock salt mining is an underground mining process in which the salt is physically dug out of the ground in an operation involving drilling, blasting and crushing the rock. The major percentage of this output is used for winter road maintenance | Kali- und Steinsalzbergbau |
rock salt mining | Kali- und Steinsalzbergbau |
waste from potash and rock salt processing | Abfaelle aus der Verarbeitung von Kali- und Steinsalz |