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Chalcedony from
Hardtkopf, Hellefeld, Sundern, Hochsauerlandkreis, Arnsberg, North Rhine-Westphalia, Germany

Classification
Species:Quartz var: Chalcedony
Formula:SiO2
Confirmation
Validity:Believed Valid
References
References:Wittern: "Mineralfundorte in Deutschland", 2001
Data
Mineral Data:Click here to view Chalcedony data
Locality Data:Click here to view Hardtkopf, Hellefeld, Sundern, Hochsauerlandkreis, Arnsberg, North Rhine-Westphalia, Germany
Nearest other occurrences of Chalcedony
15.2km (9.5 miles) Calcite quarry, Holzen, Arnsberg, North Rhine-Westphalia, Germany
17.8km (11.1 miles) Cronenberg quarry, Remblinghausen, Meschede, Hochsauerlandkreis, Arnsberg, North Rhine-Westphalia, Germany
23.8km (14.8 miles) Feldmann quarry, Hohe Liet, Warstein, Soest, Arnsberg, North Rhine-Westphalia, Germany
41.2km (25.6 miles) Gravel works quarry, Thülen, Brilon, Hochsauerlandkreis, Arnsberg, North Rhine-Westphalia, Germany
45.8km (28.5 miles) Bleiwäsche quarry, Bleiwäsche, Bad Wünnenberg, Paderborn, Detmold, North Rhine-Westphalia, Germany
59.3km (36.8 miles) Büschhof Quarry (Schretzmair Quarry), Wirtenbach, Waldbröl, Rheinisch-Bergischer Kreis, Cologne, North Rhine-Westphalia, Germany
62.0km (38.5 miles) Basalt quarry, Malscheid (Mahlscheid; Mahlscheiderkopf; Mahlscheider Kopf), Herdorf, Altenkirchen, Rhineland-Palatinate, Germany
63.0km (39.1 miles) Dimmberg quarry, Steffenberg, Marburg-Biedenkopf, Hesse, Germany
63.0km (39.1 miles) Burgberg Quarry (Trautvetter Quarry), Steffenberg, Marburg-Biedenkopf, Hesse, Germany
66.0km (41.0 miles) Königszug Mine, Oberscheld, Dillenburg, Lahn-Dill, Hesse, Germany
 
Mineral and/or Locality  
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