steinbrecher, industriedenkmal- haan, mettmann | hiking
Oct 10, 2016 The stone crusher is a relic of the limestone quarry of the Rheinkalk GmbH plant in Dornap. The GmbH was active here from 1899 to 1966. The dolomite quarry is located in the Gruiten-Dornaper mass limestone range, which was formed 370 million years ago
Get Price