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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Cornwallite from
Johann Mine, Burgfelsen, Wittichen, Schenkenzell, Rottweil, Freiburg Region, Baden-Württemberg, Germany


Locality type:Mine
Classification
Species:Cornwallite
Formula:Cu5(AsO4)2(OH)4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cornwallite data
Locality Data:Click here to view Johann Mine, Burgfelsen, Wittichen, Schenkenzell, Rottweil, Freiburg Region, Baden-Württemberg, Germany
Data Identifiers
Mindat Occurrence Record ID:3979
Long-form Identifier:1:3:3979:6
GUID (UUID V4):0
Nearest other occurrences of Cornwallite
1.0km (0.6 miles) ⓘSchmiedestollen dump, Wittichen, Schenkenzell, Rottweil, Freiburg Region, Baden-Württemberg, Germany
2.3km (1.4 miles) ⓘAnton Mine, Heubach Valley, Wittichen, Schenkenzell, Rottweil, Freiburg Region, Baden-Württemberg, Germany
10.6km (6.6 miles) ⓘClara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
15.5km (9.6 miles) ⓘDorothea Mine, Freudenstadt, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany
16.0km (10.0 miles) ⓘHaus Württemberg Mine (Neues Jahr Mine), Freudenstadt, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany
23.1km (14.3 miles) ⓘSilberbrünnle Mine, Gengenbach, Gengenbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
27.2km (16.9 miles) ⓘKönigswart Mine, Schönegründ, Baiersbronn, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany
49.1km (30.5 miles) ⓘSilbergrube, Kälbelberg, Baden-Baden, Karlsruhe Region, Baden-Württemberg, Germany
87.5km (54.4 miles) ⓘSilver mine, Zimmerbach, Colmar-Ribeauvillé, Haut-Rhin, Grand Est, France
90.4km (56.2 miles) ⓘLa Treille Mine (Les Trois Mine; Les Troys Mine; Zum Treu Mine), Saint Jean vein, Neuenberg, Sainte-Marie-aux-Mines, Colmar-Ribeauvillé, Haut-Rhin, Grand Est, France
References
 
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