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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Orthoclase from
Röhrig quarry, Hundskopf, Sonderbach, Heppenheim, Bergstraße, Darmstadt, Hesse, Germany


Locality type:Quarry
Classification
Species:Orthoclase
Formula:K(AlSi3O8)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Orthoclase data
Locality Data:Click here to view Röhrig quarry, Hundskopf, Sonderbach, Heppenheim, Bergstraße, Darmstadt, Hesse, Germany
Data Identifiers
Mindat Occurrence Record ID:249446
Long-form Identifier:1:3:249446:3
GUID (UUID V4):0
Nearest other occurrences of Orthoclase
0.5km (0.3 miles) ⓘRöhrig quarry (Röhrig gravel works), Kohlplatte, Sonderbach, Heppenheim, Bergstraße, Darmstadt, Hesse, Germany
6.1km (3.8 miles) ⓘKrehberg, Seidenbuch, Lindenfels, Bergstraße, Darmstadt, Hesse, Germany
8.8km (5.5 miles) ⓘGärtnerskopf quarry, Ober-Mengelbach, Wald-Michelbach, Bergstraße, Darmstadt, Hesse, Germany
16.4km (10.2 miles) ⓘFeldspar mine, Hermannsgrund, Weites Tal, Schriesheim, Rhein-Neckar-Kreis, Karlsruhe Region, Baden-Württemberg, Germany
18.3km (11.3 miles) ⓘGlasberg quarry, Nieder-Beerbach, Mühltal, Darmstadt-Dieburg, Darmstadt, Hesse, Germany
19.4km (12.1 miles) ⓘGabbro quarry, Bensenböhlskopf, Groß-Bieberau, Darmstadt-Dieburg, Darmstadt, Hesse, Germany
51.9km (32.3 miles) ⓘStahl quarry, Dörrmorsbach, Haibach, Aschaffenburg District, Lower Franconia, Bavaria, Germany
60.6km (37.7 miles) ⓘFuchs Quarry, Hartkoppe, Sailauf, Aschaffenburg District, Lower Franconia, Bavaria, Germany
65.9km (41.0 miles) ⓘChina clay deposit (Rothenberg kaolin mine), Geisenheim, Geisenheim, Rheingau-Taunus-Kreis, Darmstadt, Hesse, Germany
References
E. Nickel, M. Fettel: "Odenwald", Sammlung geologischer Führer Bd. 65, 2nd ed., Bornträger (Berlin, Stuttgart), 1985
 
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