Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Quartz from
Wolf Mine, Herdorf, Daaden-Herdorf, Altenkirchen, Rhineland-Palatinate, Germany


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Sphalerite2
Siderite2
Millerite2
Native Copper1
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Wolf Mine, Herdorf, Daaden-Herdorf, Altenkirchen, Rhineland-Palatinate, Germany
Data Identifiers
Mindat Occurrence Record ID:92437
Long-form Identifier:1:3:92437:5
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.8km (0.5 miles) ⓘAlte Malscheid Mine, Malscheid (Mahlscheid; Mahlscheiderkopf; Mahlscheider Kopf), Herdorf, Daaden-Herdorf, Altenkirchen, Rhineland-Palatinate, Germany
0.9km (0.6 miles) ⓘBasalt quarry, Malscheid (Mahlscheid; Mahlscheiderkopf; Mahlscheider Kopf), Herdorf, Daaden-Herdorf, Altenkirchen, Rhineland-Palatinate, Germany
1.2km (0.7 miles) ⓘSan Fernando Mine, Herdorf, Daaden-Herdorf, Altenkirchen, Rhineland-Palatinate, Germany
2.2km (1.4 miles) ⓘGroße Burg Mine, Altenseelbach, Neunkirchen, Siegen-Wittgenstein, Arnsberg, North Rhine-Westphalia, Germany
2.6km (1.6 miles) ⓘHollertszug Mine (Hollerter Zug Mine), Dermbach, Herdorf, Daaden-Herdorf, Altenkirchen, Rhineland-Palatinate, Germany
3.0km (1.9 miles) ⓘFriedrich-Wilhelm Mine, Biersdorf, Daaden, Daaden-Herdorf, Altenkirchen, Rhineland-Palatinate, Germany
3.0km (1.9 miles) ⓘFüsseberg Mine, Biersdorf, Daaden, Daaden-Herdorf, Altenkirchen, Rhineland-Palatinate, Germany
3.6km (2.3 miles) ⓘBreimehl Mine, Brachbach, Kirchen (Sieg), Altenkirchen, Rhineland-Palatinate, Germany
4.3km (2.7 miles) ⓘRamberg mine, Niederdreisbach, Daaden-Herdorf, Altenkirchen, Rhineland-Palatinate, Germany
4.4km (2.8 miles) ⓘWernsberger Erbstollen Mine (Wernsberg Mine), Brachbach, Kirchen (Sieg), Altenkirchen, Rhineland-Palatinate, Germany
References
Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp.
Reinhardt, Matthias; Henrich, Johannes Markus (2005) Der "Klassiker" im Siegerland: Die Grube "Wolf" in Herdorf [The "classic" in Siegerland: The "Wolf" mine in Herdorf]. Mineralien-Welt, 16 (5). 14-37
 
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