Concordia pit
Grube Concordia stands for:
- Concordia mine (Anzhausen) near Anzhausen, part of the municipality of Wilnsdorf, Siegen-Wittgenstein district, North Rhine-Westphalia
- Concordia mine (Erftstadt) near Erftstadt, Rhein-Erft district, North Rhine-Westphalia
- Concordia (Herdorf) mine near Dermbach, district of Herdorf, Altenkirchen district, Rhineland-Palatinate
- Concordia mine (Nachterstedt) near Nachterstedt, district of the city of Seeland, Salzlandkreis, Saxony-Anhalt
See also:
- Concordia colliery in Oberhausen, North Rhine-Westphalia