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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Brochantite from
Silberbrünnle Mine, Gengenbach, Gengenbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany


06304700017739665563254.jpg
Brochantite

Silberbrünnle Mine, Gengenbach, Gengenbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
06304700017739665563254.jpg
Brochantite

Silberbrünnle Mine, Gengenbach, Gengenbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
08421230017739665572961.jpg
Brochantite

Silberbrünnle Mine, Gengenbach, Gengenbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
Locality type:Mine
Classification
Species:Brochantite
Formula:Cu4(SO4)(OH)6
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Brochantite data
Locality Data:Click here to view Silberbrünnle Mine, Gengenbach, Gengenbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
Data Identifiers
Mindat Occurrence Record ID:26640
Long-form Identifier:1:3:26640:2
GUID (UUID V4):0
Localities for Brochantite in this Region
Slag dumps, Silberbrünnle Mine, Gengenbach, Gengenbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
Nearest other occurrences of Brochantite
2.0km (1.2 miles) ⓘAmalie Mine, Grunern, Staufen im Breisgau, Breisgau-Hochschwarzwald, Freiburg Region, Baden-Württemberg, Germany
6.8km (4.2 miles) ⓘÖdsbach Mine, Oberkirch, Oberkirch, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
7.8km (4.9 miles) ⓘRoßgrabeneck, Zell am Harmersbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
12.0km (7.5 miles) ⓘEichhalden, Biberach, Zell am Harmersbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
12.5km (7.7 miles) ⓘClara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
13.6km (8.4 miles) ⓘMichael Mine, Weiler, Seelbach, Seelbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
15.1km (9.4 miles) ⓘFriedrich-Christian Mine, Wildschapbach valley, Bad Rippoldsau-Schapbach, Freudenstadt, Karlsruhe Region, Baden-Württemberg, Germany
15.9km (9.9 miles) ⓘWenzel Mine, Frohnbach valley, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
16.2km (10.0 miles) ⓘSegen Gottes Mine (Gottes Segen Mine; Gottessegen Mine), Haslach im Kinzigtal, Haslach im Kinzigtal, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
17.9km (11.1 miles) ⓘHechtsberg quarry, Hausach, Hausach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
References
Walenta, Kurt (1989) Neufunde aus dem Schwarzwald. 3. Folge [New discoveries from the Black Forest. Part 3]. Lapis, 14 (5) 30-40
[Wittern,A. (1995) Mineralien finden im Schwarzwald]
 
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